Nintedanib esylate656247-18-6100 % similar Nintedanib656247-17-586 % similar Nintedanib928326-83-486 % similar Methyl (3E)-2,3-dihydro-3-(methoxyphenylmethylene)-2-oxo-1H-indole-6-carboxylate1168150-46-644 % similar (Z)-Methyl 3-(((4-(N-methyl-2-(piperazin-1-yl)acetamido)phenyl)amino)(phenyl)methylene)-2-oxoindoline-6-carboxylate334951-61-041 % similar N-(4-Aminophenyl)-N,4-dimethyl-1-piperazineacetamide262368-30-934 % similar Methyl 4-((4-methylpiperazin-1-yl)methyl)benzoate314268-40-131 % similar