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(1S,15S,16R,17R,18S,33R)-1,3,4,7,9,11,17,37-octahydroxy-36-(methoxycarbonyl)-15,16,18-trimethyl-13-oxo-14,39-dioxabicyclo[33.3.1]nonatriaconta-19,21,23,25,27,29,31-heptaen-33-yl 3-{cyclohexyl[2-(4-met related products: