Task: Please estimate if the molecule with the SMILES O=C1CC(Cc2ccccc2)C(=O)N1c1ccc(Cl)cn1 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=C1CC(Cc2ccccc2)C(=O)N1c1ccc(Cl)cn1
O=C1CC(Cc2ccccc2)C(=O)N1c1ccc(Cl)cn1
3-benzyl-1-(5-chloropyridin-2-yl)pyrrolidine-2,5-dione