1999g-327 2000e-901 antineoplasticagents cancer chemotherapy cisplatin complexcompounds congresses coordinationcompounds dna-bindingproteins dna-druginteractions drugtherapy neoplasms organometalliccompounds pharmacokinetics platinum qv269p71632000 qv290m5851999 qz267i6171983p rutheniumcompounds testing therapeuticuse