4h-benzo¬4,5|cyclohepta¬1,2-b|thiophene derivatives
4h-indolo [1,2-d](1,2,4]triazolo[4,3-a](1,4)benzodiazepines,...
4h-pyrido[2,3-d][1,3]oxazin-4-one derivatives and their use...
4h-pyrrolo[1,2-a]thieno[2,3-f]diazepine[1,4]derivatives, a...
4h-pyrrolo[1,2-a]thieno[3,2-f][1,4]-diazepines, process for...
4h-tellurin tellurane electron-accepting sensitizers for...
4h-thiopyran-1,1-dioxide and electrophotographic layers and...
4h-thiopyrans, process for their preparation and their use...
4h-triazolo[4,3-a][1,4] benzodiazepin compounds, process for...
4¬piperidin-4-yliden-(3-carbamoylphenyl)methyl| benzamide...