Task: Please estimate if the molecule with the SMILES O=S1(=O)CCC(NC(=S)Nc2ccc(Cl)cc2)C1 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=S1(=O)CCC(NC(=S)Nc2ccc(Cl)cc2)C1
O=S1(=O)CCC(NC(=S)Nc2ccc(Cl)cc2)C1
1-(4-chlorophenyl)-3-(1,1-dioxothiolan-3-yl)thiourea