(2R,3R,4S,5S)-2-(6-amino-9H-purin-9-yl)-3-(benzyloxy)-5-(chloromethyl)tetrahydrofuran-4-ol

3-acetyl-2-benzyloxy-4-hydroxy-4-(2-nitrophenyl)crotonic acid lactone

benzyl 2-<(1-p-methoxybenzylthio)cyclopentyl>-2-(thioformamido)acetate

7,7',8-Tribenzyloxy-8'-hydroxy-3,3'-dimethyl-2,2'-binaphthyl-1,4:1',4'-dichinon

7,7'-Dibenzyloxy-8,8'-dihydroxy-3,3'-dimethyl-2,2'-binaphthyl-1,4:1',4'-dichinon