(3aS,7aR)-7a-ethyl-4-(2-hydroxyethyl)-5',5'-dimethylhexahydrospiro[indene-5,2'-[1,3]dioxan]-3(2H)-one

2,2,3,3,14,14-hexamethyl-13,13-diphenyl-8,8-divinyl-4,12-dioxa-3,13-disilapentadecane

7-tert-butyldiphenylsilyloxy-4,4-divinyl-1-heptanol

ethyl 4-(1H-pyrrol-1-yl)-butanoate

4-(2'-chloroethyl)-7aR-ethyl-1,2,3,6,7,7a-hexahydroinden-5-one