| http://www.w3.org/ns/prov#value | - Thus, in the structural formulas (i) to (xxiii) below, the counteranion, whether designated as A??? or not shown but understood, may be selected, without limitation, from the group consisting of fluoride, chloride, bromide, iodide, chlorite, chlorate, hydroxide, hypophosphite, phosphite, phosphate, carbonate, formate, acetate, lactate, and other carboxylates, oxalate, methyl sulfate, ethyl sulfate
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