Task: Please determine if the molecule with the SMILES Fc1cc(Br)ccc1NC(=S)Nc1cccnc1 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}
Fc1cc(Br)ccc1NC(=S)Nc1cccnc1
Fc1cc(Br)ccc1NC(=S)Nc1cccnc1
1-(4-bromo-2-fluorophenyl)-3-pyridin-3-ylthiourea