6-[(E)-2-(dimethylamino)vinyl]-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrile

4-chloro-1-methyl-2-oxopyridine-3-carbonitrile

甲胺

5-cyano-1,3,6-trimethyl-2,4(1H,3H)-pyrimidinedione

2-cyano-5-dimethylamino-N-methyl-3-methylamino-2,4-pentadienamide