| http://www.w3.org/ns/prov#value | - ups; R4 is selected from the group consisting of H, lower alkyl, acyl, ##STR19## and (CH2)p COO(CH2)q CH3 wherein p is an integer from 0 to 4 and q is an integer from 0 to 4; R5 is selected from the group consisting of H, lower alkyl, acyl, ##STR20## and (CH2)p COO(CH2)q CH3 wherein p is an integer from 0 to 4 and q is an integer from 0 to 4; n is an integer from 0 to 10; m is an integer from 0 to
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