Task: Please estimate if the compound with the SMILES Nn1c(Cc2ccc(Br)cc2)n[nH]c1=S 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}
4-amino-3-[(4-bromophenyl)methyl]-1H-1,2,4-triazole-5-thione