1,2,3,4-Tetrahydro-7-(1,2-dimethylheptyl)-2,4,4-trimethylcyclopenta(c)(1)benzopyran-9-ol 55877-04-8 7-(1,2-Dimethylheptyl)-9-hydroxy-1,2,3,4-tetrahydro-2,4,4-trimethylcyclopenta(c)(1)benzopyran BRN 1593643 Cyclopenta(c)(1)benzopyran-9-ol, 1,2,3,4-tetrahydro-7-(1,2-dimethylheptyl)-2,4,4-trimethyl-