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(1S,3S,3aR,4R,5R,6R,7aS)-6-[(1S,2R,3R,6S)-4-(acetyloxy)-6-hydroxy-2-(2-methoxy-2-oxoethyl)-1,3-dimethyl-7,9-dioxabicyclo[4.2.1]non-3-yl]-5-(formyloxy)-3-furan-3-yl-7a-hydroxy-3a-methyl-1-{[(2E)-2-meth related products: