6′-Amino-1′,3′-dimethyl-2-oxo-1,2-dihydro-1′H-spiro[indole-3,4′-pyrano[2,3-c]pyrazole]-5′-carbonitrile

6′-Amino-1′,3′-dimethyl-2-oxo-1,2-dihydro-1′H-spiro[indole-3,4′-pyrano[2,3-c]pyrazole]-5′-carbonitrile

Spiro[3H-indole-3,4′(1′H)-pyrano[2,3-c]pyrazole]-5′-carbonitrile, 6′-amino-1,2-dihydro-1′,3′-dimethyl-2-oxo-