Task: Please determine if the compound with the SMILES O=c1cc(-c2ccccc2)nc2nc[nH]n12 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(-c2ccccc2)nc2nc[nH]n12
O=c1cc(-c2ccccc2)nc2nc[nH]n12
5-phenyl-1H-[1,2,4]triazolo[1,5-a]pyrimidin-7-one