(R)-5,5-bis(4-((tert-butyldimethylsilyl)oxy)-3,5-dimethoxyphenyl)-4-methyldihydrofuran-2(3H)-one

(3R,4R)-5,5-bis(4-((tert-butyldimethylsilyl)oxy)-3,5-dimethoxyphenyl)-3,4-dimethyldihydrofuran-2(3H)-one

(R)-1,1-bis(4-(allyloxy)-3,5-dimethoxyphenyl)-2-methylpent-4-en-1-ol

(R)-1,1-bis(4-((tert-butyldimethylsilyl)oxy)-3,5-dimethoxyphenyl)-2-methylpent-4-en-1-ol

(R)-4,4'-(1-hydroxy-2-methylpent-4-ene-1,1-diyl)bis(2,6-dimethoxyphenol)