Task: Please predict if the compound with the SMILES O=C(/C=C/Nc1ccc(Br)cc1F)c1cccs1 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}
(E)-3-(4-bromo-2-fluoroanilino)-1-thiophen-2-ylprop-2-en-1-one