а) CH3-CH=CH-CH3
б) CH3-C(CH3)=CH2
в) CH3-CH=CH-CH2-CH(CH3)-CH3
г) CH3-C(CH3)=C(CH3)-CH2-CH2-CH3
д) CH3-C(CH3)=C(CH3)-CH2-CH2-CH(CH2CH3)-CH3
а) CH3-CH=CH-CH3
б) CH3-C(CH3)=CH2
в) CH3-CH=CH-CH2-CH(CH3)-CH3
г) CH3-C(CH3)=C(CH3)-CH2-CH2-CH3
д) CH3-C(CH3)=C(CH3)-CH2-CH2-CH(CH2CH3)-CH3