Task: Please determine if the compound with the SMILES O=C1c2ccccc2C(=O)c2c(NCc3cccnc3)cccc21 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=C1c2ccccc2C(=O)c2c(NCc3cccnc3)cccc21
O=C1c2ccccc2C(=O)c2c(NCc3cccnc3)cccc21
1-(pyridin-3-ylmethylamino)anthracene-9,10-dione