furanocoumarin tertiary alcohol columbianetin (+-)-columbianetin 246.25860 8,9-dihydro-8-(1-hydroxy-1-methylethyl)-2H-furo[2,3-h]1-benzopyran-2-one 8-(2-hydroxypropan-2-yl)-8,9-dihydro-2H-furo[2,3-h]chromen-2-one Beilstein:200954 C14H14O4 CAS:1147-29-1 CC(C)(O)C1Cc2c(O1)ccc1ccc(=O)oc21 CHEBI:59948 InChI=1S/C14H14O4/c1-14(2,16)11-7-9-10(17-11)5-3-8-4-6-12(15)18-13(8)9/h3-6,11,16H,7H2,1-2H3 The angular furanocoumarin analogue of the linear furanocoumarin marmesin. YRAQEMCYCSSHJG-UHFFFAOYSA-N chebi_ontology