四乙基溴化铵

N-phenyl-N-trimethylsilyl-1-cyclopentenylamine

O-(4-ethoxy-3-methoxybenzoyl)-N-phenyl-acetohydroxamic acid

diphenylchloronium hexafluorophosphate

N-(4-methyl-3-nitro-phenyl)-N'-phenyl-thiourea