hydroxybenzoic acid Phyllodulcin 286.084 286.280 C16H14O5 CAS:21499-23-0 CHEBI:8179 COc1ccc(cc1O)[C@H]1Cc2cccc(O)c2C(=O)O1 InChI=1S/C16H14O5/c1-20-13-6-5-9(7-12(13)18)14-8-10-3-2-4-11(17)15(10)16(19)21-14/h2-7,14,17-18H,8H2,1H3/t14-/m1/s1 KEGG:C10274 KNApSAcK:C00002894 PBILBHLAPJTJOT-CQSZACIVSA-N Phyllodulcin chebi_ontology