| http://www.w3.org/ns/prov#value | - An example of an appropriate solvent which maybe employed in this process comprises nitromethane, although other solvents such as benzene, toluene, chloronitromethane, butyrolactone, methylpropylsulfone, and the like, mixed solvent systems such as nitromethane-methanol, nitromethane-ethanol,nitromethane-isopropanol, may also be employed.
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