Pyrido(2,1-a)(2)benzazepine-4-carboxylic acid, 7-((2-(acetylthio)-1-oxo-3-phenylpropyl)amino)-1,2,3,4,6,7,8,12b-octahydro-6-oxo-, (4S-(4alpha,7alpha(R*),12bbeta))-
pyrido(2,1-a)(2)benzazepine-4-carboxylic acid, 7-((2-(acetylthio)-1-oxo-3-phenylpropyl)amino)-1,2,3,4,6,7,8,12b-octahydro-6-oxo-, (4s-(4alpha,7alpha(r*),12bbeta))-