(S)-5-((2R,5R,6S)-5-ethyl-6-methyl-5-((triethylsilyl)oxy)tetrahydro-2H-pyran-2-yl)-5-methyldihydrofuran-2(3H)-one

Methanesulfonic acid (R)-1-((2R,5S,2'S)-5-ethyl-2'-methyl-5'-oxo-octahydro-[2,2']bifuranyl-5-yl)-ethyl ester

(R)-2-((2R,2'S,5S)-5-ethyl-2'-methyl-5'-oxooctahydro-[2,2'-bifuran]-5-yl)-2-hydroxyethyl 4-methylbenzenesulfonate

(2S,5R,7S,9S,10S,12R)-2-((2R,5R,6S)-5-ethyl-5-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)-9-((S)-1-hydroxybutan-2-yl)-2,10,12-trimethyl-1,6,8-trioxadispiro[4.1.57.35]pentadec-13-en-15-one