Task: Please determine if the compound with the SMILES O=S1(=O)C=C(Sc2nc3cc(Cl)ccc3o2)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}
O=S1(=O)C=C(Sc2nc3cc(Cl)ccc3o2)c2ccccc21
O=S1(=O)C=C(Sc2nc3cc(Cl)ccc3o2)c2ccccc21
3-[(5-chloro-1,3-benzoxazol-2-yl)sulfanyl]-1-benzothiophene1,1-dioxide