Task: Please determine if the compound with the SMILES COc1ccc(-c2csc3nc(-c4ccccc4F)oc(=O)c23)cc1OC 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}
COc1ccc(-c2csc3nc(-c4ccccc4F)oc(=O)c23)cc1OC
COc1ccc(-c2csc3nc(-c4ccccc4F)oc(=O)c23)cc1OC
5-(3,4-dimethoxyphenyl)-2-(2-fluorophenyl)thieno[2,3-d][1,3]oxazin-4-one