3-methyl-1-[2,4,6-trihydroxy-3-(3-methylbut-2-enyl)phenyl]butan-1-one

3,5-dihydroxy-2-isovaleryl-6,6-bis(3-methylbut-2-enyl)cyclohexa-2,4-dien-1-one

间苯三酚

异戊酰氯

1-isopentyl-2,4,6-trihydroxybenzene