(2s,3as,7as)-octahydro-1h-indole-2-carbo xylic acid( Perindopril intermediate ) offer 3
(S)-(-)-Indoline-2-carboxylic acid( Perindopril intermediate )
(S)-(-)-Indoline-2-carboxylic acid( Perindopril intermediate ) offer 3
3-(2-Chloroethyl)-2-methyl-6,7,8,9-tetra hydro-4H-pyrido[1, 2-a]-pyrimidin-4-one offer
3-(S)-amino-1-tertbutyloxycarbonylmethyl -2,3,4,5-tetrahydro-1H-1-benzazepin-2-on