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