1. For detailed reviews of 3,7-diazabicyclo[3.3.1]nonane chemistry see: a) Zefirov NS, Rogozina SV (1973) Russ Chem Rev 42: 190;
2. b) Jeyaraman R, Aliva S (1981) Chem Rev 81: 149;
3. c) Zefirov NS, Palyulin VA (1991) Conformational Analysis of Bicyclo[3.3.1]nonanes and Their Hetero Analogs. In: Eliel EL, Wilen SH (eds) Topics in Stereochemistry, vol 20. Interscience-Wiley, Publishers, New York, p 171
4. Synthesis and antitumor properties of 1,3-diaza-2-phosphaadamantane derivatives, phosphoryl-containing 3,7-diazabicyclo[3.3.1]nonane, and 1,3-diazaajdamantane
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