| 英文同义词: | 1,2-dihydro-6-hydroxy-1,4-dimethyl-2-oxo-3-pyridinesulphonic acid;1,2-Dihydro-6-hydroxy-1,4-dimethyl-3-pyridinesulfonic acid;1,2-Dihydro-6-hydroxy-1,4-dimethyl-2-oxo-3-pyridinesulfonic acid;3-sulfo-4-methyl-6-hydroxy-N-methyl-2-pyridone;3-Pyridinesulfonic acid, 1,2-dihydro-6-hydroxy-1,4-dimethyl-2-oxo- |