| abstract |
A liquid crystal compound represented by formula (1), a liqui d crystal composition comprising the compound, and a liquid cryst al display device comprising the composition:n nFor example, R 1 is alkyl having 1 to 20; ring A 1 , ring A 2 ring A 3 , ringA 4 , ringA 5 , and ringA 6 are1, 4-cyclohexylene or 1, 4-phenylene; Z 1 , Z 2 , Z 3 , Z 4 , Z 5 , and Z 6 is a single bond; X 1 is hydrogen or halogen; l, m, n, o, p, and q are 0 or 1, and l+m+n+o+p+q is 3. |