Trifluoro-methanesulfonic acid 5,8-bis-(tert-butyl-dimethyl-silanyloxy)-6-methoxy-4,7-dimethyl-3,4-dihydro-naphthalen-2-yl ester

5,8-Bis-(tert-butyl-dimethyl-silanyloxy)-7-methoxy-1,6-dimethyl-1,2-dihydro-naphthalene

5,8-Bis-(tert-butyl-dimethyl-silanyloxy)-6-methoxy-4,7-dimethyl-3,4-dihydro-1H-naphthalen-2-one

3,5,8-Tris-(tert-butyl-dimethyl-silanyloxy)-7-methoxy-1,6-dimethyl-1,4-dihydro-naphthalene

(S)-4-[(1R,4S)-5,8-Bis-(tert-butyl-dimethyl-silanyloxy)-6-methoxy-4,7-dimethyl-1,2,3,4-tetrahydro-naphthalen-1-yl]-pentan-1-ol