1. Pyridazines XXXVII: , and , J. Heterocyclic Chem., in the press.
2. Presented as part of a communication at the 7th Scientific Meeting of the Austrian Pharmaceutical Society, Vienna, Austria, April, 1988.
3. Benzodiazepines, Springer-Verlag, Berlin–Heidelberg–New York (1982).
4. For selected examples cf. in Progress in Drug Research (Ed. ), 22, 229 (1978); Birkhäuser-Verlag, Basel-Stuttgart.
5. Lopirazepam