~http://www.youtube.com/v/([A-…

~http://www.youtube.com/v/([A-Za-z0-9-_]+).+?|embed/([0-9A-Za-z-_]{11})|watch?v=([0-9A-Za-z-_]{11})|#.*/([0-9A-Za-z-_]{11})~si

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