| http://www.w3.org/ns/prov#value | - t 30 carbon atoms, and (c) divalent radicals of the general formula ##STR13## where Q is a member selected from the group consisting of --O--, --S--, --CO--, --SO2 --and C(1-5) alkylene; R3 and R4 independently are selected from C(1-8) alkyl radicals, halo and nitrile substituted derivatives thereof or C(6-13) aryl radicals. 2.
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