methyl 4-azido-3-(((4-((4-(dimethylamino)phenyl)diazenyl)benzoyl)oxy)methyl)-5-(hydroxymethyl)benzoate

methyl 4-azido-3-(((4-((4-(dimethylamino)phenyl)diazenyl)benzoyl)oxy)methyl)-5-((((4-nitrophenoxy)carbonyl)oxy)methyl)benzoate

methyl 4-azido-3-(12,12-dimethyl-3,10-dioxo-2,11-dioxa-4,9-diazatridecyl)-5-(((4-((4-(dimethylamino)phenyl)diazenyl)benzoyl)oxy)methyl)benzoate