C=C(C)C(=O)O[C@H](C1=CC(C)(C)[C@H](CC(=O)OC)[C@@H](C)C1=O)[C@@]1(O)C(=O)CC[C@]2(C)C1=CC(=O)O[C@H]2c1ccoc1	xylomexicanin C