Tetrasodium tris(bathophenanthroline disulfonate)ruthenium(II)
Originally , the ruthenium transition metal complex , ruthenium ( II ) tris ( 4 , 7-diphenyl-1 , 10-phenanthroline disulfonate ) also termed as ruthenium ( II ) tris ( bathophentroline disulfonate ) ( RuBPS ) was synthesized by Bannwarth as a precursor molecule for a dye that was used as a non-radioactive label for oligo nucleotides . 
<triplet> oligo <subj> nucleotide <obj> has part