171853-16-0 2-(2-Cyano-3-amino-3-(phenylamino)prop-2-enylidene)indolin-3-one 2-Propenenitrile, 3-amino-2-((1,3-dihydro-3-oxo-2H-indol-2-ylidene)methyl)-3-(phenylamino)- 3-Amino-2-((1,3-dihydro-3-oxo-2H-indol-2-ylidene)methyl)-3- (phenylamino)-2-propenenitrile