[{"from": "human", "value": "Please give me some details about this molecule. [C][N][Branch1][C][C][C][=Branch1][C][=O][C][O][C][=Branch1][C][=O][C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][=Branch1][C][=O][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][NH1+1][=C][Branch1][C][N][N]"}, {"from": "gpt", "value": "The molecule is a guanidinium ion resulting from the protonation of the guanidyl group of camostat. Major microspecies at pH 7.3. It is a conjugate acid of a camostat."}]