Task: Please estimate if the molecule with the SMILES CCn1c(C)nc2cc(C(=O)NNC(=O)Nc3ccc(Cl)cc3)ccc21 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}
1-(4-chlorophenyl)-3-[(1-ethyl-2-methylbenzimidazole-5-carbonyl)amino]urea