NOVEL 9,9-DIOL SYSTEMS STARTING FROM A 3,7- DIAZABICYCLO3.3.1NONAN-9-ONE NUCLEUS-SINGLE CRYSTAL X-RAY DIFFRACTION ANALYSIS OF 3-(2-PROPYL)-7-BENZYL-3, 7-DIAZABICYCLO3.3.1NONAN-9,9-DIOL HYDROBROMIDE, 3-(2-PROPYL)-7-3,4-DIMETHOX YBENZYL)-3,7-DIAZABICYCLO3.3.1NONAN-9,9-DIOL HYDROBROMIDE, AND 3,7-DIISOPRO