trans-4-tert-butylcyclohexyl 4-toluenesulfonate

4-tert-butylcyclohexan-1-ol,4-methylbenzenesulfonic acid

4-tert-butyl-1-cyclohexen-1-yl trifluoromethanesulfonate

carbon monoxide

4-tert-butyl-1-iodocyclohexene