prov:value
| - Fluorine-containing liquid crystal compounds represented by the general formula I: ##STR58## where M, N, P, A, B, X, Y, Z, a, b, c, l, m, n, D, and R are as defined in claim 6; Rh is represented by the directional general formula .paren open-st.C3 H2s O.paren close-st.t Cr, H2r,???, wherein s is independently an integer of 3 to 10 for each (Cs H2s O), t is an integer of 1 to 6, and r' is an intege
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