| 1-(2',5'-Dichloro-4'-sulfophenyl)-3-methyl-5-pyrazdone |
| 2,5-dichloro-4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1- yl)-Benzenesulfonic acid |
| 2,5-dichloro-4-(3-methyl-5-oxo-2-pyrazolin-1-yl)-benzenesulfonic aci |
| 2,5-dichloro-4-(3-methyl-5-oxo-2-pyrazolin-1-yl)benzenesulfonic acid |
| benzenesulfonic acid, 2,5-dichloro-4-(4,5-dihydro-3-methyl-5-oxo-1h-pyrazol-1 |
| benzenesulfonic acid, 2,5-dichloro-4-(4,5-dihydro-3-methyl-5-oxo-1h-pyrazol-1-y |
| dichlorsulfofenyl-methylpyrazolon |
| kyselina 2,5-dichlor-4-(3'-methyl-5'-pyrazolon-1'-yl)benzensulfonova |
| 2,5-dichloro-4-(3-methyl-5-oxo-2-pyrazolin- 1-yl)benzenesulphonic acid |
| Benzenesulfonic acid,2,5-dichloro-4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)- |
