(3S-trans)-Hexahydro-3-isobutylpyrrolo(1,2-a)pyrazine-1,4-dione 2873-36-1 5-24-07-00347 (Beilstein Handbook Reference) BRN 0085716 Cyclo-L-leu-L-pro EINECS 220-710-6 Gancidin W Pyrrolo(1,2-a)pyrazine-1,4-dione, hexahydro-3-(2-methylpropyl)-, (3S-trans)- (9CI) Pyrrolo(1,2-a)pyrazine-1,4-dione, hexahydro-3-isobutyl-, stereoisomer