1 BRZ 6-(1,1-dimethylallyl)-2-(1-hydroxy-1-methylethyl)-2,3-dihydro-7h-furo[3,2-G]chromen-7-one 1.000 2 LX8 2-[(2s)-6-(2-methylbut-3-en-2-yl)-7-oxo-2,3-dihydro-7h-furo[3,2-G]chromen-2-yl]propan-2-yl acetate 0.815 3 6ZE 2,3,5-trimethyl-6-propyl-7h-furo[3,2-G][1]benzopyran-7-one 0.720