Task: Please determine if the compound with the SMILES O=c1oc(-c2ccccc2Cl)nc2ccsc12 is an inhibitor of factor XIa (FXIa).
Result: yes
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=c1oc(-c2ccccc2Cl)nc2ccsc12
O=c1oc(-c2ccccc2Cl)nc2ccsc12
2-(2-chlorophenyl)thieno[3,2-d][1,3]oxazin-4-one