Task: Please determine if the compound with the SMILES O=C1NCCc2c1[nH]c1c(Cl)ccc(Cl)c21 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=C1NCCc2c1[nH]c1c(Cl)ccc(Cl)c21
O=C1NCCc2c1[nH]c1c(Cl)ccc(Cl)c21
5,8-dichloro-2,3,4,9-tetrahydropyrido[3,4-b]indol-1-one