5,6,7,15-tetrahydroxy-17-methoxy-11-methyl-12-oxabicyclo[12.4.0]octadeca-1(14),2,8,15,17-pentaen-13-one

[(4S,5S)-5-((S)-1-methoxybut-3-enyl)-2,2-dimethyl-1,3-dioxolan-4-yl]methanol

benzoic acid (1S,3R,4S)-4-(tert-butyldimethylsilanyloxy)-4-[(4R,5S)-5-((S)-1-methoxybut-3-enyl)-2,2-dimethyl-1,3-dioxolan-4-yl]-1,3-dimethyl-2-oxobutyl ester

benzoic acid (1S,3R,4S)-4-hydroxy-4-[(4S,5S)-5-((S)-1-methoxybut-3-enyl)-2,2-dimethyl-1,3-dioxolan-4-yl]-1,3-dimethyl-2-oxobutyl ester