{HEAD ~ A water soluble dye} of {TAIL ~ the formula} D n wherein Z is of Formula,1, n is 1, 2 or 3 and D is the residue of an azo, anthraquinone, phthalocyanine, triphenodioxazine or formazan chromophore 
{ HEAD ~ A water soluble dye } of { TAIL ~ the formula } D n wherein Z is of Formula,1 , n is 1 , 2 or 3 and D is the residue of an azo , anthraquinone , phthalocyanine , triphenodioxazine or formazan chromophore
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