6-amino-3,4-diphenyl-4,5-dihydroisoxazolo[5,4-b]pyridine-5-carbonitrile

6-氨基-3-甲基-1,4-二苯基-1,4-二氢-吡喃o[2,3-c]吡唑-5-甲腈

6-amino-1,3,4-triphenyl-4H-pyrano[2,3-c]pyrazole-5-carbonitrile

2,2,3,3-tetramethoxy-4-phenylcyclobutane-1,1-dicarbonitrile

4-hydroxy-3-imino-6-methyl-1-oxidoquinoxalin-1-ium-2-carbonitrile