| http://www.w3.org/ns/prov#value | - om the group consisting of: CH3, C H lower alkyl containing 3-8 carbon atoms, 3 11 a I CH=CHT C'H CH -+@/i 7 R is selected from the group consisting of: H, OH, CH3 OCH C H OC H COCHg, CO CH COC H CO C H N0 CN, SO NH SO NHC H Cl, F. Br, 1; and n is a positive integer from l3.
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