[{"Name":"Nucleophilic Substitution-Definition","TopicPlaylistFirstVideoID":0,"Duration":null,"Videos":[{"Watched":false,"Name":"Nucleophilic Substitution-Definition","Duration":"1m 27s","ChapterTopicVideoID":11958,"CourseChapterTopicPlaylistID":204300,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":12387},{"Watched":false,"Name":"Nucleophile-Definition","Duration":"1m 49s","ChapterTopicVideoID":11959,"CourseChapterTopicPlaylistID":204300,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":12388},{"Watched":false,"Name":"Solvent Types-Definition","Duration":"1m 38s","ChapterTopicVideoID":11960,"CourseChapterTopicPlaylistID":204300,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":12389}],"Thumbnail":null,"ID":204300},{"Name":"SN2 Mechanism","TopicPlaylistFirstVideoID":0,"Duration":null,"Videos":[{"Watched":false,"Name":"SN2 - Mechanism","Duration":"2m 5s","ChapterTopicVideoID":19319,"CourseChapterTopicPlaylistID":204301,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":20067},{"Watched":false,"Name":"SN2 - Question 1","Duration":"6m 55s","ChapterTopicVideoID":19320,"CourseChapterTopicPlaylistID":204301,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":20068},{"Watched":false,"Name":"SN2 - Question 2","Duration":"3m 59s","ChapterTopicVideoID":19321,"CourseChapterTopicPlaylistID":204301,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":20069},{"Watched":false,"Name":"SN2 - Kinetics","Duration":"1m 35s","ChapterTopicVideoID":19322,"CourseChapterTopicPlaylistID":204301,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":20070}],"Thumbnail":null,"ID":204301},{"Name":"SN1 Mechanism","TopicPlaylistFirstVideoID":0,"Duration":null,"Videos":[{"Watched":false,"Name":"SN1-Mechanism","Duration":"2m 36s","ChapterTopicVideoID":11965,"CourseChapterTopicPlaylistID":204302,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":12393},{"Watched":false,"Name":"SN1-Kinetics","Duration":"1m 55s","ChapterTopicVideoID":11966,"CourseChapterTopicPlaylistID":204302,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":12394},{"Watched":false,"Name":"SN1-Example","Duration":"1m 20s","ChapterTopicVideoID":11967,"CourseChapterTopicPlaylistID":204302,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":12395},{"Watched":false,"Name":"SN1-Substrate","Duration":"1m 31s","ChapterTopicVideoID":11968,"CourseChapterTopicPlaylistID":204302,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":12396},{"Watched":false,"Name":"SN1-Ouestion 1","Duration":"3m 49s","ChapterTopicVideoID":11969,"CourseChapterTopicPlaylistID":204302,"HasSubtitles":false,"ThumbnailPath":"https://www.proprep.uk/Images/Videos_Thumbnails/11969.jpeg","UploadDate":"2019-05-05T09:48:50.7100000","DurationForVideoObject":"PT3M49S","Description":null,"MetaTitle":"SN1-Ouestion 1: Video + Workbook | Proprep","MetaDescription":"Nucleophilic Substitution - SN1 Mechanism. Watch the video made by an expert in the field. Download the workbook and maximize your learning.","Canonical":"https://www.proprep.uk/general-modules/all/organic-chemistry/nucleophilic-substitution/sn1-mechanism/vid12397","VideoComments":[],"Subtitles":[],"ID":12397},{"Watched":false,"Name":"Rearangement-Question 1","Duration":"4m 59s","ChapterTopicVideoID":23866,"CourseChapterTopicPlaylistID":204302,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":24808},{"Watched":false,"Name":"SN1-Rearrangements","Duration":"1m 39s","ChapterTopicVideoID":23867,"CourseChapterTopicPlaylistID":204302,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":24809},{"Watched":false,"Name":"SN1-Ring Expansion","Duration":"2m 12s","ChapterTopicVideoID":23868,"CourseChapterTopicPlaylistID":204302,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":24810}],"Thumbnail":null,"ID":204302},{"Name":"SN2 Vs SN1","TopicPlaylistFirstVideoID":0,"Duration":null,"Videos":[{"Watched":false,"Name":"Nucleophile - Leaving Group","Duration":"56s","ChapterTopicVideoID":19323,"CourseChapterTopicPlaylistID":204303,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":20234},{"Watched":false,"Name":"SN - Summary","Duration":"3m 4s","ChapterTopicVideoID":19324,"CourseChapterTopicPlaylistID":204303,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":20235},{"Watched":false,"Name":"SN1-SN2 - Question 1","Duration":"4m 21s","ChapterTopicVideoID":19325,"CourseChapterTopicPlaylistID":204303,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":20236},{"Watched":false,"Name":"SN1-SN2 - Question 2","Duration":"6m 36s","ChapterTopicVideoID":19326,"CourseChapterTopicPlaylistID":204303,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":20237},{"Watched":false,"Name":"SN1-SN2 - Question 3","Duration":"2m 20s","ChapterTopicVideoID":19327,"CourseChapterTopicPlaylistID":204303,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":20238},{"Watched":false,"Name":"SN1-SN2 - Question 4","Duration":"8m 7s","ChapterTopicVideoID":19328,"CourseChapterTopicPlaylistID":204303,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":20239},{"Watched":false,"Name":"SN1-SN2 - Summary","Duration":"1m 12s","ChapterTopicVideoID":19329,"CourseChapterTopicPlaylistID":204303,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":20240},{"Watched":false,"Name":"SN2-SN1 - Nucleophile","Duration":"5m 26s","ChapterTopicVideoID":19330,"CourseChapterTopicPlaylistID":204303,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":20241},{"Watched":false,"Name":"The Solvent Effect","Duration":"6m 40s","ChapterTopicVideoID":19331,"CourseChapterTopicPlaylistID":204303,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":20242},{"Watched":false,"Name":"Leaving Group","Duration":"1m 40s","ChapterTopicVideoID":19332,"CourseChapterTopicPlaylistID":204303,"HasSubtitles":false,"ThumbnailPath":null,"UploadDate":null,"DurationForVideoObject":null,"Description":null,"MetaTitle":null,"MetaDescription":null,"Canonical":null,"VideoComments":[],"Subtitles":[],"ID":20243}],"Thumbnail":null,"ID":204303}]

[{"ID":204300,"Videos":[12387,12388,12389]},{"ID":204301,"Videos":[20067,20068,20069,20070]},{"ID":204302,"Videos":[12393,12394,12395,12396,12397,24808,24809,24810]},{"ID":204303,"Videos":[20234,20235,20236,20237,20238,20239,20240,20241,20242,20243]}];

[12393,12394,12395,12396,12397,24808,24809,24810];

1

4