| http://www.w3.org/ns/prov#value | - Regardless of the number of carbon atoms in the oxygenated hydrocarbon, it is much preferred that the hydrocarbon has a carbon-to-oxygen ratio of 1:1. [0101] Preferably, the oxygenated hydrocarbon is a water-soluble oxygenated hydrocarbon selected from the group consisting of ethanediol, ethanedione, glycerol, glyceraldehyde, aldotetroses, aldopentoses, aldohexoses, ketotetroses, ketopentoses, ket
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