निम्नलिखित यौगिकों के IUPAC नाम लिखिए-
(a) `CH_(3)-overset(Br)overset(|)(CH)-overset(Br)overset(|)(CH)-COOC_(2)H_(5)`
(b) `(CH_(3))_(3)C.CH_(2).CH_(2)Cl`
(c) `CH_(3)-CH_(2)-underset(Br)underset(|)(CH)-underset(CH_(3))underset(|)(CH)-underset(CH_(3))underset(|)overset(CH_(3))overset(|)(C)-CH_(3)`
(d) `CH_(3)-CH_(2)-underset(Br)underset(|)(CH)-underset(CH_(3))underset(|)overset(CH_(3))overset(|)(C)-CH_(2)Cl`