127654-12-0 5-(5-Carboxypentylidene)-11-thiomethyl-5H-pyrido(3,4-c)(1)benzazepin 6-(11-(Methylthio)-5H-pyrido(4,3-c)(1)benzazepin-5-ylidene)hexanoic acid Hexanoic acid, 6-(11-(methylthio)-5H-pyrido(4,3-c)(1)benzazepin-5-ylidene)-