Draw the following molecules given their IUPAC name.

a$)3-$Methylheptane

b$)3-$isopropyl$-2-$methylhexane

c$)2,2,4-$trimethylpentane

d$)2,2,7-$trimetthyloctane

e$)2-$bromo$-1,1-$dimethylcyclohexane

f$)2-$methyl$-1-$ethyl$-1,3-$dipropylcyclopentane

Although a structure can be drawn for $2-$methyl$-2-$isopropylheptane, the

molecule is not named correctly using IUPAC rules. Draw the structure, and

then give the appropriate IUPAC name for the molecule.