IUPAC: methyl 11-(1-hydroxyethyl)-12-oxo-7,9,13-trioxatetracyclo[6.5.1.0^{1,10}.0^{4,14}]tetradeca-2,5-diene-5-carboxylate

SMILES: COC(=O)C1=COC2OC3C(C(C)O)C(=O)OC33C=CC1C23 |c:19,t:4|