3-Benzhydrylidene-2-phenyl-2,3-dihydro-isoindole-1-thione

[2-benzhydryl-5-(toluene-4-sulfonylmethyl)-thiazol-4-yl]-diethyl-amine

(R)-3-Acetoxymethyl-7-[1-methoxy-eth-(E)-ylideneamino]-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester

diphenylsulfene

(S)-2-{(R)-2-[(9H-Fluoren-9-ylmethoxycarbonyl)-methyl-amino]-propionyl}-tetrahydro-pyridazine-1,3-dicarboxylic acid 3-benzhydryl ester 1-benzyl ester