Task: Please predict if the compound with the SMILES O=c1cc(CN2CCN(c3cccc(Cl)c3)CC2)c2cc(O)c(-c3ccccc3)cc2o1 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}
4-[[4-(3-chlorophenyl)piperazin-1-yl]methyl]-6-hydroxy-7-phenylchromen-2-one