2-Methyl-5-phenylfuran-3-carboxylic acid108124-17-030 % similar Dibenzo[a,h]pyrene189-64-030 % similar 4,5-Diphenyl-1,3-dioxol-2-one21240-34-630 % similar Eupatilin22368-21-430 % similar Eupatorin855-96-930 % similar Xanthone90-47-130 % similar