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Heptane (n-heptane), H3C–CH2–CH2–CH2–CH2–CH2–CH3,
2-Methylhexane (isoheptane), H3C–CH(CH3)–CH2–CH2–CH2–CH3,
3-Methylhexane, H3C–CH2–C*H(CH3)–CH2–CH2–CH3 (chiral),
2,2-Dimethylpentane (neoheptane), (H3C)3–C–CH2–CH2–CH3,
2,3-Dimethylpentane, (H3C)2–CH–C*H(CH3)–CH2–CH3 (chiral),
2,4-Dimethylpentane, (H3C)2–CH–CH2–CH–(CH3)2,
3,3-Dimethylpentane, H3C–CH2–C(CH3)2–CH2–CH3,
3-Ethylpentane, H3C–CH2–CH(CH2CH3)–CH2–CH3,
2,2,3-Trimethylbutane, CH3–C(CH3)2–CH(CH3)–CH3