COc1c(C)c2c(c(O)c1C/C=C(\C)CCC(=O)NCCCC(=O)O)C(=O)OC2	4-[[(E)-6-(4-hydroxy-6-methoxy-7-methyl-3-oxo-1H-2-benzofuran-5-yl)-4-methylhex-4-enoyl]amino]butanoic acid