6-amino-4-{4-nitrophenyl}-3-phenyl-1,4-dihydropyrano[2,3-c]pyrazole-5-carbonitrile

6-amino-4-{4-nitrophenyl}-3-phenyl-1,4-dihydropyrano[2,3-c]pyrazole-5-carbonitrile · CAS 300836-92-4