23.
Crystal structures and supramolecular features of 9,9-dimethyl-3,7-diazabicyclo[3.3.1]nonane-2,4,6,8-tetraone, 3,7-diazaspiro[bicyclo[3.3.1]nonane-9,1′-cyclopentane]-2,4,6,8-tetraone and 9-methyl-9-phenyl-3,7-diazabicyclo[3.3.1]nonane-2,4,6,8-tetraone dimethylformamide monosolvate
机译:9,9-二甲基-3,7-二氮杂双环[3.3.1]壬烷-2,4,6,8-四酮,3,7-二氮杂螺[双环[3.3.1]壬烷-9,的晶体结构和超分子特征1'-环戊烷] -2,4,6,8-丁酮和9-甲基-9-苯基-3,7-二氮杂双环[3.3.1]壬烷-2,4,6,8-丁酮二甲基甲酰胺单溶剂化物