Task: Please estimate if the compound with the SMILES O=C(CSc1nc2cc(Cl)ccc2s1)N1CCN(C(=O)c2ccco2)CC1 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}
2-[(5-chloro-1,3-benzothiazol-2-yl)sulfanyl]-1-[4-(furan-2-carbonyl)piperazin-1-yl]ethanone