2-(2-hydroxyethyldisulfanylmethyl)-4-methoxy-1-(5-methoxybenzimidazol-2-yl)-3,5-dimethylpyridinium

对硝基甲苯

(3R,6S)-N3,N3,N6,N6-tetramethyl-1,2-dithiane-3,6-dicarboxamide

diazodiphenylmethane

(4R,5R)-1,2-二噻烷-4,5-二醇