(2S,6R)-6-ethoxyethoxy-2-((1S,2R)-1',2'-epoxypropyl)-2,6-dihydropyran-3-one

(5S,6S)-4-((R)-2-(3-methoxypentan-3-yl)pyrrolidin-1-yl)-6-((E)-prop-1-en-1-yl)-5-(2-(trimethylsilyl)ethoxy)-5,6-dihydro-2H-pyran-2-one

(2S,3S,6R)-3-acetoxy-6-ethoxyethoxy-2-<(1S,2R)-1',2'-epoxypropyl>-2,6-dihydropyran

(2S,3R,6R)-6-ethoxyethoxy-2-((1S,2R)-1',2'-epoxypropyl)-2,6-dihydropyran-3-ol

(2S,3S,6R)-6-ethoxyethoxy-2-((1S,2R)-1',2'-epoxypropyl)-2,6-dihydropyran-3-ol