p. 6576 - 6583
(2007/10/03)dibenzyl peroxydicarbonate
[bis(phenylthio)methyl]lithium
(3S,8R,9S,10R,13S,14S)-3-(tert-Butyl-dimethyl-silanyloxy)-17-eth-(E)-ylidene-10,13-dimethyl-1,2,3,4,7,8,9,10,11,12,13,14,15,17-tetradecahydro-cyclopenta[a]phenanthren-16-one
tert-butyldimethylsilyl chloride
(3S,8R,9S,10R,13S,14S,16R)-3-(tert-Butyl-dimethyl-silanyloxy)-17-eth-(E)-ylidene-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-16-ol