Task: Please estimate if the compound with the SMILES O=c1cc(N2CCN(Cc3ccccc3)CC2)c(-c2ccccc2)n[nH]1 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(N2CCN(Cc3ccccc3)CC2)c(-c2ccccc2)n[nH]1
O=c1cc(N2CCN(Cc3ccccc3)CC2)c(-c2ccccc2)n[nH]1
4-(4-benzylpiperazin-1-yl)-3-phenyl-1H-pyridazin-6-one