1-苯基-1H-四唑

3,4-dimethyl-6-(diphenylphosphoryl)-2H-thiopyran

diphenylphosphorylthioformic acid pyrrolidide

2-(diphenyl)phosphoryl-3,6-dihydro-4,5-dimethyl-2H-thiopyran S-oxide

diphenylphosphorylthioformic acid benzylamide