1,6-Dihydroxy-5-methoxy-7-(3-methyl-buta-1,3-dienyl)-xanthen-9-one 1,6-dihydroxy-5-methoxy-7-[(1E)-3-methylbuta-1,3-dien-1-yl]-9H-xanthen-9-one 9H-xanthen-9-one, 1,6-dihydroxy-5-methoxy-7-[(1E)-3-methyl-1,3-butadienyl]- Globulixanthone A InChI=1/C19H16O5/c1-10(2)7-8-11-9-12-17(22)15-13(20)5-4-6-14(15)24-18(12)19(23-3)16(11)21/h4-9,20-21H,1H2,2-3H3/b8-7