Accordingly, new liquid crystal compositions having a very high voltage holding ratio, very little variation of this property depending on temperature, a low threshold voltage, appropriate Δn and Δ∈, stability, and excellent compatibility with other liquid crystal materials can be provided by using the liquid crystalline compounds of the present invention as {HEAD ~ components} of {TAIL ~ liquid crystal compositions} 
of
Accordingly , new liquid crystal compositions having a very high voltage holding ratio , very little variation of this property depending on temperature , a low threshold voltage , appropriate Δn and Δ∈ , stability , and excellent compatibility with other liquid crystal materials can be provided by using the liquid crystalline compounds of the present invention as { HEAD ~ components } of { TAIL ~ liquid crystal compositions }
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