Task: Please determine if the molecule with the SMILES O=C(CSc1nc2[nH][nH]cc-2c(=O)n1)c1ccc(Cl)cc1 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(CSc1nc2[nH][nH]cc-2c(=O)n1)c1ccc(Cl)cc1
O=C(CSc1nc2[nH][nH]cc-2c(=O)n1)c1ccc(Cl)cc1
6-[2-(4-chlorophenyl)-2-oxoethyl]sulfanyl-1,2-dihydropyrazolo[3,4-d]pyrimidin-4-one