InChI=1/C16H14O4/c1-10(16(17)18)11-6-7-14-15(8-11)20-13-5-3-2-4-12(13)9-19-14/h2-8,10H,9H2,1H3,(H,17,18)/p-1/t10-/m0/s1/fC16H13O4/q-1 366BD45E8EB2A202