| http://www.w3.org/ns/prov#value | - The compound of claim 22, wherein R1 is an organic substituent selected from the group consisting of neutral forms of substituted or un-substituted alkyls, substituted or un-substituted aromatics, substituted or un-substituted heterocycles, substituted or un-substituted aromatic heterocycles, or anionic or cationic forms thereof.
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