Task: Please determine if the compound with the SMILES Cc1sc2nc(COC(=O)Cc3ccccc3)[nH]c(=O)c2c1C 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}
(5,6-dimethyl-4-oxo-3H-thieno[2,3-d]pyrimidin-2-yl)methyl 2-phenylacetate