1-cyclohexene-1-carboxaldehyde, 2-bromo-5-(1,1-dimethylethyl)- 2-bromo-5-tert-butylcyclohex-1-ene-1-carbaldehyde InChI=1/C11H17BrO/c1-11(2,3)9-4-5-10(12)8(6-9)7-13/h7,9H,4-6H2,1-3H