Synonyms: BRN 5446798;5,6-Trimethylene-7-benzoylpyrrolo(3,4-d)pyrimidin-4-one;6,7-Dihydro-9-benzoyl-1H-pyrimido(5,4-a)pyrrolizin-4(5H)-one;1H-Pyrimido(5,4-a)pyrrolizin-4(5H)-one, 6,7-dihydro-9-benzoyl-;AC1MIKQB;MolPort-019-776-391;LS-136305;5-benzoyl-4,7,8,9-tetrahydropyrimido[5,4-a]pyrrolizin-1-one;139157-01-0