Task: Please determine if the compound with the SMILES O=C(O)CSCc1nc2scc(-c3ccccc3)c2c(=O)[nH]1 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=C(O)CSCc1nc2scc(-c3ccccc3)c2c(=O)[nH]1
O=C(O)CSCc1nc2scc(-c3ccccc3)c2c(=O)[nH]1
2-[(4-oxo-5-phenyl-3H-thieno[2,3-d]pyrimidin-2-yl)methylsulfanyl]acetic acid