Task: Please predict if the compound with the SMILES O=C1N=C(Nc2ccccc2)c2ccc([N+](=O)[O-])cc21 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=C1N=C(Nc2ccccc2)c2ccc([N+](=O)[O-])cc21
O=C1N=C(Nc2ccccc2)c2ccc([N+](=O)[O-])cc21
6-nitro-3-phenylazanyl-isoindol-1-one