Task: Please estimate if the molecule with the SMILES O=C1C(Cl)=C(N2CCCCC2)C(=O)N1c1ccccc1 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(Cl)=C(N2CCCCC2)C(=O)N1c1ccccc1
O=C1C(Cl)=C(N2CCCCC2)C(=O)N1c1ccccc1
3-chloro-1-phenyl-4-piperidin-1-ylpyrrole-2,5-dione