英文别名
1-oxy-pyridine-2-sulfonic acid;pyridine-2-sulfonic acid-1-oxide;Pyridin-2-sulfonsaeure-1-oxid;Pyridin-1-oxid-sulfonsaeure-(2);1-Oxido-pyridin-2-sulfonsaeure;Pyridin-N-oxid-2-sulfonsaeure;2-Pyridinesulfonic acid 1-oxide;1-oxidopyridin-1-ium-2-sulfonic acid