Complexes of Platinum(II) Containing Neutral and Deprotonated 9-Methyladenine. Synthesis, X-ray Structures and NMR Studies on the Cyclic Trimer cis-[L2Pt{9-MeAd(-H)}]3(NO3)3 and the Dinuclear cis-[L2Pt(ONO2){9-MeAd(-H)}PtL2](NO3)2 (L = PMePh2)

B. LONGATO

L. PASQUATO

A. MUCCI

ZANGRANDO, ENNIO