(5E)-5-(dimethylaminomethylidene)-2-ethyl-3-oxo-6,7-dihydrocyclopenta[c]pyridine-4-carbonitrile

(5E)-5-(二甲基氨基甲基亚基)-3-氧代-2,6,7,8-四氢异喹啉-4-甲腈

N-Ethyl-4-cyano-5-N,N-dimethylaminomethylene-2,3,5,6,7,8-hexahydroisoquinol-3-one

N-(1-cyano-4-oxoquinolizin-3-yl)benzamide

二甲基二乙基铵碘化物