Showing structure for (3r,4s,6s,8s,10r,12r,14r,16s,17e,19e,21e,23e,25e,27s,28r)-3-butyl-4,6,8,10,12,14,16,27-octahydroxy-17,28-dimethyl-1-oxacyclooctacosa-17,19,21,23,25-pentaen-2-one