| http://www.w3.org/ns/prov#value | - cid anion; m is 2 or 3; and A represents --(CH2)n --O--(CH2)n -- wherein n is 2 or 3, --CH2 --C6 H4 --CH2 --, --CH2 --CHOH--CH2 --, --(CH2)p -- wherein p is 2 to 18 or --(CH2)n.sbsb.1 --CH???CH--(CH2)n.sbsb.2 -- wherein n1 and n2 are integers including zero, the sum of n1 and n2 being at most 16. 23.
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