Task: Please determine if the compound with the SMILES O=c1c(O)c(-c2cccs2)oc2ccc(Cl)cc12 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=c1c(O)c(-c2cccs2)oc2ccc(Cl)cc12
O=c1c(O)c(-c2cccs2)oc2ccc(Cl)cc12
6-chloro-3-hydroxy-2-thiophen-2-ylchromen-4-one