1-(2-{6-[(5E,13E)-10,12-dihydroxy-14-(4-hydroxy-3-methoxycyclohexyl)-1-methoxy-3,5,11,13-tetramethyl-8-oxo-7-(prop-2-enyl)tetradeca-5,13-dienyl]-2-hydroxy-5-methoxy-3-methyl-3,4,5,6-tetrahydro-2H-pyran-2-yl}-1,2-dioxoethyl)hexahydropyridine-2-carboxylic acid