(1R,2S,4R,5S,6R)-6-methoxycarbonyl-3,8-dioxatricyclo[3.2.1.02,4]octane

(1S,2S,4R,6R,7S,11R,12S,13S,16R,18R,19S,22R)-19-hydroxy-7-methoxy-11,22-dimethyl-5,10,17,21-tetraoxaheptacyclo[11.7.2.02,8.02,12.04,6.014,20.016,18]docosa-8,14(20)-diene-3,15-dione

(1R,4R,5R,6R,8S)-5-iodo-3,7-dioxatricyclo<4.2.1.04,8>nonan-2-one

methyl (1R,5R,6S)-5-hydroxy-7-oxabicyclo[4.1.0]hept-2-ene-3-carboxylate

(2R,3R,4S)-2,3-epoxy-4-hydroxy-5-hydroxymethyl-cyclohex-5-en-1-one