| abstract |
The present invention relates to certain substituted heterocyclic fused gamma-carbolines as described herein, their prodrugs, free forms, solids, pharmaceutically acceptable salts and / or substantially pure forms, pharmaceutical compositions thereof And its use in the treatment of diseases involving 5-HT 2A receptor, serotonin transporter (SERT) and / or pathways involving the dopamine D 2 receptor signaling pathway. |