Task: Please determine if the compound with the SMILES O=C1CCCc2nc(N3CCN(c4ccccc4)CC3)ncc21 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=C1CCCc2nc(N3CCN(c4ccccc4)CC3)ncc21
O=C1CCCc2nc(N3CCN(c4ccccc4)CC3)ncc21
2-(4-phenylpiperazin-1-yl)-7,8-dihydro-6H-quinazolin-5-one