3-Methyl-butyric acid (1S,2S)-3-hydroxy-1-{(S)-1-[(2R,4R,5R)-2-(4-methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-ethyl}-2-methyl-propyl ester

3-Methyl-butyric acid (1R,2R,8S)-1-{(S)-1-[(2R,4R,5R)-2-(4-methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-ethyl}-2,4,6,8-tetramethyl-3,5,7-trioxo-decyl ester