Compuestos de 4,5,7,8-tetrahidro-2H-imidazo[1,2-a]pirrolo[3,4-e]pirimidina como inhibidores de la PDE1

摘要

Optionally substituted 4,5,7,8-tetrahydro-(optionally 4-thioxo or 4-imino)-(1H or 2H)-imidazo[1,2-a]pyrazolo[4,3-e]pyrimidine or 4,5,7,8,9-pentahydro-(optionally 4-thioxo or 4-imino)-(1H or 2H)-pyrimido[1,2-a]pyrazolo[4,3-e]pyrimidine compounds or Compounds of Formula (I), processes for their production, their use as pharmaceuticals and pharmaceutical compositions comprising them.