Pyrrolo[1,2-a]pyrazine-1,4-dione, hexahydro-3-(phenylmethyl)-, (3S,8aS)-
Pyrrolo[1,2-a]pyrazine-1,4-dione, 3-benzylhexahydro-, (3S,8aS)-
Pyrrolo[1,2-a]pyrazine-1,4-dione, hexahydro-3-(phenylmethyl)-, (3S-trans)-
(3S,8aS)-Hexahydro-3-(phenylmethyl)pyrrolo[1,2-a]pyrazine-1,4-dione
L-Phenylalanyl-L-proline lactam
L-Prolyl-L-phenylalanine diketopiperazine
Cyclo(L-prolyl-L-phenylalanyl)
Cyclo(L-Phe-L-Pro)
Cyclo(L-phenylalanyl-L-prolyl-)
Maculosin 2
Maculosine 2
SMFEI 02
Cyclo(Phe-Pro)
Cyclo(L-Pro-L-Phe)