Task: Please determine if the molecule with the SMILES O=C1CCCC(=O)C1=C1SCCCS1 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=C1CCCC(=O)C1=C1SCCCS1
O=C1CCCC(=O)C1=C1SCCCS1
2-(1,3-dithian-2-ylidene)cyclohexane-1,3-dione