Design a compound that is not an inhibitor of factor XIa (FXIa) and report its SMILES.
Result: Fc1ccc(N2CCN(c3ncnc4nc[nH]c34)CC2)cc1
{#Create|Generate|Propose|Suggest|Design|Invent!} a {#molecule|compound!} that is {MUV-846#not &NULL}{MUV-846__names__noun} and report its {SMILES__description}.
Result: {SMILES#}
Fc1ccc(N2CCN(c3ncnc4nc[nH]c34)CC2)cc1
Fc1ccc(N2CCN(c3ncnc4nc[nH]c34)CC2)cc1
6-[4-(4-fluorophenyl)piperazin-1-yl]-7H-purine