а) CH3-CH(CH3)-CH2-CH2-CH(CH3)-CH3б) CH3-CH(CH3)-CH(CH(CH3)2)-CH2-CH(CH3)-CH2-CH2-CH3в) CH3-CH2-CH(CH3)-CH(CH3)-CH2-CH2-CH2-CH3г) Cl-CH(CH3)-Cl-CH(Cl)-S-CH3-CH(CH3)-CH(CH3)-CH2-CH3
а) CH3-CH(CH3)-CH2-CH2-CH(CH3)-CH3
б) CH3-CH(CH3)-CH(CH(CH3)2)-CH2-CH(CH3)-CH2-CH2-CH3
в) CH3-CH2-CH(CH3)-CH(CH3)-CH2-CH2-CH2-CH3
г) Cl-CH(CH3)-Cl-CH(Cl)-S-CH3-CH(CH3)-CH(CH3)-CH2-CH3