9-[3-(tert-butyl-dimethyl-silanyloxymethyl)-1-methyl-pent-1-enyl]-7,13,17-trimethoxy-12-methoxymethoxy-20,20-dimethyl-3-naphthalen-2-yl-18-triethylsilanyloxy-2,4,10,19-tetraoxa-tricyclo[13.3.1.11,5]eicosan-11-one

4-{4-[7-(tert-butyl-dimethyl-silanyloxymethyl)-4-hydroxy-2-methoxy-5-methyl-non-5-enyl]-10-methoxy-5,5-dimethyl-2-naphthalen-2-yl-11-triethylsilanyloxy-1,3,7-trioxa-spiro[5.5]undec-8-yl}-3-methoxy-2-methoxymethoxy-butyric acid methyl ester

4-{4-[7-(tert-butyl-dimethyl-silanyloxymethyl)-4-hydroxy-2-methoxy-5-methyl-non-5-enyl]-10-methoxy-5,5-dimethyl-2-naphthalen-2-yl-11-triethylsilanyloxy-1,3,7-trioxa-spiro[5.5]undec-8-yl}-3-methoxy-2-methoxymethoxy-butyric acid

(2R,3S)-4-[(2R,4S,5S,6S)-6-(2-Hydroxy-1,1-dimethyl-ethyl)-4,6-dimethoxy-5-triethylsilanyloxy-tetrahydro-pyran-2-yl]-3-methoxy-2-methoxymethoxy-butyric acid methyl ester

(2R,3S)-3-Methoxy-4-[(2R,4R,6R,8R,10S,11S)-10-methoxy-5,5-dimethyl-2-naphthalen-2-yl-4-(2-oxo-ethyl)-11-triethylsilanyloxy-1,3,7-trioxa-spiro[5.5]undec-8-yl]-2-methoxymethoxy-butyric acid methyl ester