Task: Please determine if the compound with the SMILES C=CCCC1(C)C(=O)N(c2ccccc2)c2ccccc21 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}
C=CCCC1(C)C(=O)N(c2ccccc2)c2ccccc21
C=CCCC1(C)C(=O)N(c2ccccc2)c2ccccc21
3-but-3-enyl-3-methyl-1-phenylindol-2-one