Task: Please determine if the compound with the SMILES O=C(CN1C(=O)NC2(CCCCCC2)C1=O)NCc1cccs1 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}
2-(2,4-dioxo-1,3-diazaspiro[4.6]undecan-3-yl)-N-(thiophen-2-ylmethyl)acetamide