31319-12-7

Spiroisohumulone 9-Hydroxy-2-isopropyl-8-isovaleryl-6-(3-methyl-2-butenyl)-1-oxaspiro[4.4]non-8-ene-4,7-dione 1-Oxaspiro[4.4]non-8-ene-4,7-dione, 9-hydroxy-6-(3-methyl-2-buten-1-yl)-2-(1-methylethyl)-8-(3-methyl-1-oxobutyl)-