英文别名4-Chloro-2-(7,7-dimethyl-1-oxo-1,3,4,6,7,8-hexahydro-2H-cyclopenta[4,5]pyrrolo[1,2-a]pyrazin-2-yl)nicotinaldehyde; 4-chloro-2-(1,3,4,6,7,8-hexahydro-7,7-dimethyl-1-oxo-2H-cyclopenta[4,5]pyrrolo[1,2-a]pyrazin-2-yl)-3-Pyridinecarboxaldehyde; 4-chloro-2-(4,4-dimethyl-9-oxo-1,10-diazatricyclo[6.4.0.02,6]dodeca-2(6),7-dien-10-yl)pyridine-3-carbaldehyde; 2-(9-oxo-4,4-dimethyl-1,10-diazatricyclo[6.4.0.0(2,6)]dodeca-2(6),7-dien-10-yl)-4-chloropyridine-3-carbaldehyde; 3-Pyridinecarboxaldehyde, 4-chloro-2-(1,3,4,6,7,8-hexahydro-7,7-dimethyl-1-oxo-2H-cyclopenta[4,5]pyrrolo[1,2-a]pyrazin-2-yl)- 
