State the condensed structural formulas for the following. If the names aren't correct, State the correct IUPAC name for each structure and explain why
a.) 6-bromo-2, 3dimethyl-3-heptanol
b.) 3-chloro-2-methyl-1-butanol
c.) 4-hexen-6-ol
d.) 3-chloro-2-methyl-4-pentanol