Write the partial structure of
i) Neoprene ii) Terylene(Dacron) iii) Nylon-6 

Explanation

a) i) `[--CH_(2)-overset(Cl)overset(|)C=CH-CH_(2)--]_(n)`
ii)
iii) `[--overset(O)overset(||)C-(CH_(2))_(5)-overset(H)overset(|)N--]_(n)`