1-(Carboxymethyl)-3-(mercaptomethyl)-2,3,4,5-tetrahydro-1H-1-benzazepin-2-one 1-Cmtbao 3-(Mercaptomethyl-2,3,4,5-tetrahydro-2-oxo-1H-1-benzazepine-1-acetic acid) 89177-61-7