((Ethylenediamine)(7,9-dimethylhypoxanthine)(2)platinum(II))(PF6)2 74012-74-1 Platinum(2+), bis(6,9-dihydro-7,9-dimethyl-6-oxo-1H-puriniumato-N(1))(1,2-ethanediamine-N,N')-, (SP-4-2)-, bis(hexafluorophosphate(1-))