英文别名ethyl (2R)-2-[(2S,4aS,5aS,8aS)-2-methyl-1,4-dioxo-2,4a,5,5a,6,7,8,8a-octahydrocyclopenta[3,4]pyrrolo[3,5-c]pyrazin-3-yl]-4-phenylbutanoate; Ramipril-diketopiperazine; Ramipril specified impurity D [EP]; Ethyl (2S)-2-((3S,5aS,8aS,9aS)-3-methyl-1,4-dioxodecahydro-2H-cyclopenta(4,5)pyrrolo(1,2-a)pyrazin-2-yl)-4-phenylbutanoate; RAMIPRIL IMPURITY D [EP IMPURITY]; 2H-Cyclopenta(4,5)pyrrolo(1,2-a)pyrazine-2-acetic acid, decahydro-3-methyl-1,4-dioxo-alpha-(2-phenylethyl)-, ethyl ester, (alphaS,3S,5aS,8aS,9aS)-; RAMIPRIL IMPURITY D (EP IMPURITY); ethyl (2S)-2-[(2S,6S,8S,11S)-11-methyl-9,12-dioxo-1,10-diazatricyclo[6.4.0.02,6]dodecan-10-yl]-4-phenylbutanoate; Ramipril impurity; Ethyl (2S)-2-[(3S,5aS,8aS,9aS)-3-Methyl-1,4-dioxodecahydro-2H-cyclopenta[4,5]pyrrolo[1,2-a]pyrazin-2-yl]-4-phenylbutanoate; Ramipril specified impurity D; Ramipril EP Impurity D; (S)-Ethyl 2-((3S,5aS,8aS,9aS)-3-methyl-1,4-dioxooctahydro-1H-cyclopenta[4,5]pyrrolo[1,2-a]pyrazin-2(5aH)-yl)-4-phenylbutanoate; Ethyl (2S)-2-[(3S,5aS,8aS,9aS)-3-methyl-1,4-dioxodecahydro-2H-cyclopenta[4,5]pyrrolo[1,2-a]pyrazin-2-yl]-4-phenyl butanoate; Ramipril Related Compound D; Ramipril impurity D 
