C8H18:
CH3-CH2-CH2-CH2-CH2-CH2-CH2-CH3
CH3-CH(CH3)-CH2-CH2-CH2-CH2-CH3
CH3-CH2-CH(CH3)-CH2-CH2-CH2-CH3
CH3-CH2-CH2-CH(CH3)-CH2-CH2-CH3
CH3-CH2-CH(CH2-CH3)-CH2-CH2-CH3
CH3-C(CH3,CH3)-CH2-CH2-CH2-CH3
CH3-CH(CH3)-CH(CH3)-CH2-CH2-CH3
CH3-CH(CH3)-CH2-CH(CH3)-CH2-CH3
CH3-CH(CH3)-CH2-CH2-CH(CH3)-CH3
CH3-CH2-C(CH3,CH3)-CH2-CH2-CH3
CH3-CH2-CH(CH3)-CH(CH3)-CH2-CH3
CH3-CH(CH3)-CH(CH2-CH3)-CH2-CH3
CH3-CH2-C(CH3,CH2-CH3)-CH2-CH3
CH3-C(CH3,CH3)-CH(CH3)-CH2-CH3
CH3-C(CH3,CH3)-CH2-CH(CH3)-CH3
CH3-CH(CH3)-C(CH3,CH3)-CH2-CH3
CH3-CH(CH3)-CH(CH3)-CH(CH3)-CH3
CH3-C(CH3,CH3)-C(CH3,CH3)-CH3
C6H14:
CH3-CH2-CH2-CH2-CH2-CH3
CH3-CH(CH3)-CH2-CH2-CH3
CH3-CH2-CH(CH3)-CH2-CH3
CH3-CH(CH3)-CH(CH3)-CH3
CH3-C(CH3,CH3)-CH2-CH3