Bis(1-m e t hyluracilato-N3)-cis-diammine-platinum(II)-4-water and bis(μ-1-methyluracilato-N3, O4)-cis-d i a mmineplatinum(II)diaquocopper(II) sulfate-4.5-water (head-head) - Neugebauer, D.; Lippert, B. (Journal of the American Chemical Society, 1982)