Task: Please predict if the compound with the SMILES O=c1cc(CSc2ccc(Cl)cc2)[nH]c(-c2ccccc2)n1 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}
6-[(4-chlorophenyl)sulfanylmethyl]-2-phenyl-1H-pyrimidin-4-one