5-(benzenesulfonylmethyl)-1,3,4-oxadiazol-2-amine

2-(1-(2-carbamoylhydrazinyl)-2-(phenylsulfonyl)ethylidene)hydrazinecarboxamide hydrochloride

苯磺酰乙酸甲酯

苯甲砜

β,β,β-trifluoroethyl phenyl sulfone