(2Z)-2-[1-(4-hydroxyphenyl)ethylidene]-6-methoxy-1-benzofuran-3(2H)-one 3(2H)-benzofuranone, 2-[1-(4-hydroxyphenyl)ethylidene]-6-methoxy-, (2Z)- InChI=1/C17H14O4/c1-10(11-3-5-12(18)6-4-11)17-16(19)14-8-7-13(20-2)9-15(14)21-17/h3-9,18H,1-2H3/b17-10