alpha-[(2,3,4,5-Tetrahydro-2-oxo-1H-1-benzazepin-3-yl)amino]benzenebutanoic acid ethyl ester (CAS No.86499-39-0), its synonym is Benzenebutanoicacid,-[(2,3,4,5-tetrahydro-2-oxo-1H-1-benzazepin-3-yl)amino]-,ethylester,(R*,S*)-(9CI) .