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. Author manuscript; available in PMC: 2013 Dec 9.
Published in final edited form as: Mol Cancer Ther. 2011 Mar 10;10(5):10.1158/1535-7163.MCT-10-0836. doi: 10.1158/1535-7163.MCT-10-0836

Figure 1.

Figure 1

Chemical structure of zoledronic acid, a new-generation heterocyclic aminobisphos-phonate compound: 2-(imidazol-1-yl)-1-hydroxyethylidene-1,1-bisphosphonic acid. A) Skeletal structure of ZOL. It shows the imidazole ring containing the two nitrogen atoms, and B) 3-dimensional structure of ZOL created using ACD/ChemSketch, Version 12.01.