Task: Please predict if the compound with the SMILES O=c1nc(SCc2ccc(Cl)cc2)[nH]c2ccsc12 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=c1nc(SCc2ccc(Cl)cc2)[nH]c2ccsc12
O=c1nc(SCc2ccc(Cl)cc2)[nH]c2ccsc12
2-[(4-chlorophenyl)methylsulfanyl]-1H-thieno[3,2-d]pyrimidin-4-one