(1,3-Bis(isobutylthioethyl)-6-methyluracil)-cis-dichloroplatinum 153660-62-9 Platinum, (1,3-bis(2-((2-methylpropyl)thio)ethyl)-6-methyl-2,4(1H,3H)-pyrimidinedione-S,S')dichloro-, (SP-4-2)-