| http://www.w3.org/ns/prov#value | - he third set consisting of dyes defined by the formula: ##STR17## wherein A and B are defined as above, and the fourth set consisting of dyes definined by the formula: ##STR18## wherein A' is a linking functionality or an acidic anionic group and B' is a linking functionality whenever A' is an acidic anionic group, and B' is an acidic anionic group whenever A' is a linking functionality; forming a
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