Task: Please predict if the molecule with the SMILES O=c1oc2ccccc2c(Cl)c1CN1CCCCC1 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}
4-chloro-3-(piperidin-1-ylmethyl)chromen-2-one