5-[[3-[[8-[(2-chloro-4,5-dicyanophenyl)hydrazinylidene]-6-methyl-5-oxonaphthalen-1-yl]methyl]phenyl]sulfonylamino]-N-(2-hydroxy-4,5-dimethylphenyl)-2-morpholin-4-ylbenzenesulfonamide;N-[4-[2-(3,4-dicyanophenyl)hydrazinyl]-5-[[3-[[3-[(2-hydroxy-4,5-dimethylphenyl)sulfamoyl]-4-morpholin-4-ylphenyl]sulfamoyl]phenyl]methyl]-1-oxonaphthalen-2-ylidene]propanamide;N-[4-[2-(3,4-dicyanophenyl)hydrazinyl]-5-[[3-[(2-hydroxy-4,5-dimethylphenyl)sulfamoyl]phenyl]methyl]-1-oxonaphthalen-2-ylidene]propanamide