Reactive mesogen and liquid crystal composition including the same

A reactive mesogen represented by the following Formula 2:

• BZ1b1XZ2b2Pa [Formula 2]
• where X is one of the following X-1 to X-17,
• each of Z1 and Z2 is independently a direct linkage, —O—, —S—, —CO—, —COO—, —OCOO—, —O(CH2)m1—, —S(CH2)m1—, —O(CF2)m1—, —S(CF2)m1—, —(CH2)m1—, —CF2CH2—, —(CF2)m1—, —CH═CH—, —CF═CF—, —C≡C—, —CH═CH—COO—, —(CH2)m1—COO—, —(CH2)m1—COO—(CH2)m2—O—, —CH—(Sp—Pa)—, —CH2CH—(Sp—Pa)—, or —(CH—(Sp—Pa)—CH—(Sp—Pa))—,
• each of m1 and m2 is independently an integer of 0 to 4,
• Sp is a direct linkage, or a spacer group,
• Each of b1 and b2 is independently an integer of 0 to 6,
• Pa is a polymerizable group,
• B is an unsubstituted heterocycle, a substituted or unsubstituted crown ether group,
• or
• n1 and n2 are each independently an integer of 1 to 12, T1 and T2 are each independently —OH, —CH3, —CF3, —CHF2, —CH2F, —CH2Br, —CHBr2, —CHCl2, or —CH2Cl, and
• at least one of T1 and T2 is —OH.