please help with these 2 parts!!!! asap!!!

Consider the di-substituted cyclohesane structure: Now, place the isopropyl group and bromine in the correction positions on the chair structure below to give the most stable, lowestenergy conformation. Any empty targets are assumed to contain hydrogen. isoperonisroup Consider the tri-substituted cyclohexane structure: Now, place the isopropyl, methyl, and chlorine groups in the correction positions o lowest-energy conformation. Any empty targets are assumed to contain hydrogen Boprepvl sroug