(1S,4aS,7aS)-7-Benzenesulfinylmethyl-1-(tert-butyl-dimethyl-silanyloxy)-1,4a,5,7a-tetrahydro-cyclopenta[c]pyran-4-carboxylic acid methyl ester
(1S,4aS,7aS)-1-(tert-Butyl-dimethyl-silanyloxy)-7-phenylsulfanylmethyl-1,4a,5,7a-tetrahydro-cyclopenta[c]pyran-4-carboxylic acid methyl ester
cerbinal