(1R,9S,12S,13R,14S,17R,18E,21S,23S,24S,25S,27R)-12-[(1E)-1-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]prop-1-en-2-yl]-1,14,24-trihydroxy-23-methoxy-13,19,21,27-tetramethyl-17-(prop-2-enyl)-4-aza-11,28-dioxatricyclo[23.2.1.04,9]octacos-18-ene-2,3,10,16-tetraone