Task: Please estimate if the molecule with the SMILES O=c1cn[nH]c(NCc2ccccc2)n1 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=c1cn[nH]c(NCc2ccccc2)n1
O=c1cn[nH]c(NCc2ccccc2)n1
3-(benzylamino)-2H-1,2,4-triazin-5-one