[{"from": "human", "value": "Describe this molecule. [C][N][Branch2][Ring2][=Branch2][C][=C][Branch2][Ring2][Ring1][N][=C][Branch1][=Branch1][N][=C][Ring1][=Branch1][N][C][=N][N][Branch1][O][C][=C][Ring1][Branch1][C][=C][C][=N][Ring1][=Branch1][C][C][=C][C][=C][C][=C][Ring1][=Branch1][F][N][C][=Branch1][C][=O][O][C]"}, {"from": "gpt", "value": "The molecule is a Soluble Guanylate Cyclase Stimulator. The mechanism of action of riociguat is as a Guanylate Cyclase Stimulator."}]