Task: Please estimate if the compound with the SMILES COn1c(=O)c(-c2cccs2)[n+]([O-])c2ccccc21 is an inhibitor of factor XIa (FXIa).
Result: no
Task: Please {#determine|predict|estimate!} if the {#molecule|compound!} with the {SMILES__description} {SMILES#} is {MUV-846__names__noun}.
Result: {MUV-846#no&yes}
COn1c(=O)c(-c2cccs2)[n+]([O-])c2ccccc21
COn1c(=O)c(-c2cccs2)[n+]([O-])c2ccccc21
1-methoxy-4-oxido-3-(thiophen-2-yl)quinoxalin-4-ium-2-one