Task: Please determine if the compound with the SMILES Cc1ccc2c(CC(=O)OCc3cc(=O)n4c(n3)sc3ccccc34)coc2c1 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}
(4-oxopyrimido[2,1-b][1,3]benzothiazol-2-yl)methyl 2-(6-methyl-1-benzofuran-3-yl)acetate