Task: Please determine if the molecule with the SMILES O=C1C=CC(=C2N=CC=C(c3ccc(Cl)cc3Cl)N2)C=C1 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=C1C=CC(=C2N=CC=C(c3ccc(Cl)cc3Cl)N2)C=C1
O=C1C=CC(=C2N=CC=C(c3ccc(Cl)cc3Cl)N2)C=C1
4-[6-(2,4-dichlorophenyl)-1H-pyrimidin-2-ylidene]cyclohexa-2,5-dien-1-one