Indigo blue482-89-3100 % similar Isatin91-56-565 % similar Indirubin479-41-457 % similar Indigo carmine860-22-045 % similar Isatin β-oxime607-28-344 % similar Dichlone117-80-643 % similar 1,2-Bis(2-chlorophenyl)-1,2-ethanedione21854-95-541 % similar Anthraquinone84-65-140 % similar Dianthrimide82-22-439 % similar Thioindigo522-75-839 % similar N-Methylanthranilic acid119-68-638 % similar 3-Amino-2-phenyl-1H-inden-1-one1947-47-338 % similar 2-(Dicyanomethylene)-1,3-indandione16954-74-838 % similar 1,2,3,4-Tetrahydro-benzo(b)azepin-5-one1127-74-837 % similar 7-Bromoisatin20780-74-937 % similar 2-Carboxyphenylhydrazine hydrochloride52356-01-137 % similar Fenamic acid91-40-737 % similar 1,4-Diamino-2,3-dihydroanthraquinone81-63-036 % similar 7-Methylisatin1127-59-936 % similar 5-Chloroisatin17630-76-136 % similar