Design a compound that is not an inhibitor of factor XIa (FXIa) and report its SMILES.
Result: O=c1oc(-c2cccs2)nc2c1cnn2-c1ccccc1
{#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#}
1-phenyl-6-thiophen-2-ylpyrazolo[3,4-d][1,3]oxazin-4-one