英文别名(3R,8AS)-3-benzylhexahydropyrrolo[1,2-a]pyrazine-1,4-dione; Cyclo(L-prolyl-D-phenylalanyl); 3-Benzyl-hexahydro-pyrrolo[1,2-a]pyrazine-1,4-dione; 3-Benzylhexahydropyrrolo[1,2-a]pyrazine-1,4-dione; cyclo-L-Phe-L-Pro; phenylalanyl-prolyl diketopiperazine; cyclo(phenylalanyl-prolyl); (3R,8aS)-Hexahydro-3-(phenylmethyl)pyrrolo[1,2-a]pyrazine-1,4-dione; Pyrrolo[1,2-a]pyrazine-1,4-dione, hexahydro-3-(phenylmethyl)-, (3R,8aS)-; D-Phe-Pro-DKP; L-Phe-L-Pro lactam 
