PIRAZINO '1 DOLLAR M(1)2 DOLLAR M(1) :1, 6! PYRIDO '3,4-B! INDOLE DERIVATIVES

摘要

Compounds of the general structural formula and use of the compounds and salts and solvates thereof, as therapeutic agents. In particular, the invention relates to compounds that are potent and selective inhibitors of cyclic guanosine 3', 5' monophosphate specific phosphodiesterase (cGMP-specific PDE), in particular PDE5.