COc1cc(O)cc2c1C(=O)O[C@H](C)CCCCCCCC(=O)C2	15-hydroxy-17-methoxy-3-methyl-3,4,5,6,7,8,9,10-octahydro-1H-benzo[c][1]oxacyclotetradecine-1,11(12H)-dione