| 1 | 94158-74-4 | 5-sulphosalicylic acid, compound with quinolin-8-ol (1:2) | | C16H13NO7S | |
| 2 | | 4-[4-[(E)-2-Nitroethenyl]phenoxysulfonyl]benzoic acid methyl ester | 4-[4-[(E)-2-Nitroethenyl]phenoxysulfonyl]benzoic acid methyl ester | C16H13NO7S | |
| 3 | | 2-(4-nitrophenyl)-4-oxo-3,4-dihydro-2H-chromen-3-yl methanesulfonate | 2-(4-nitrophenyl)-4-oxo-3,4-dihydro-2H-chromen-3-yl methanesulfonate | C16H13NO7S | |
| 4 | 67139-34-8 | 4H-1-Benzopyran-4-one, 2,3-dihydro-3-[(methylsulfonyl)oxy]-2-(4-nitrophenyl)-, trans- (9CI) | 4H-1-Benzopyran-4-one, 2,3-dihydro-3-[(methylsulfonyl)oxy]-2-(4-nitrophenyl)-, trans- (9CI) | C16H13NO7S | |