1-Hydroxy-3-(1',2'-dimethylheptyl)-6,6,9-trimethyl-7,8,9,10-tetrahydro-6-dibenzopyran acetate 39624-99-2 6H-Dibenzo(b,d)pyran-1-ol, 3-(1,2-dimethylheptyl)-7,8,9,10-tetrahydro-6,6,9-trimethyl-, acetate DMHPA EA 2233