methyl 5-(4-fluorobenzoyl)-1,2-dihydro-3H-pyrrolo[1,2-a]pyrrole-1-carboxylate

dimethyl 5-(4-fluorobenzoyl)-1,2-dihydro-3H-pyrrolo[1,2-a]pyrrole-1,1-dicarboxylate

4-氟-N,N-二甲基苯甲酰胺

propan-2-yl 2,3-dihydro-1H-pyrrolizine-1-carboxylate