Task: Please predict if the molecule with the SMILES O=C(Cn1cnc2ccc(Cl)cc2c1=O)c1cccs1 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}
6-chloro-3-(2-oxo-2-thiophen-2-ylethyl)quinazolin-4-one