Task: Please determine if the compound with the SMILES O=[N+]([O-])c1ccc(Oc2ccc(-c3cnc4ccccc4n3)cc2[N+](=O)[O-])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}
O=[N+]([O-])c1ccc(Oc2ccc(-c3cnc4ccccc4n3)cc2[N+](=O)[O-])cc1
O=[N+]([O-])c1ccc(Oc2ccc(-c3cnc4ccccc4n3)cc2[N+](=O)[O-])cc1
2-[3-nitro-4-(4-nitrophenoxy)phenyl]quinoxaline