Task: Please predict if the compound with the SMILES O=C(O)CCn1c(SCc2cccc3ccccc23)nc2ccccc21 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=C(O)CCn1c(SCc2cccc3ccccc23)nc2ccccc21
O=C(O)CCn1c(SCc2cccc3ccccc23)nc2ccccc21
3-[2-(naphthalen-1-ylmethylsulfanyl)benzimidazol-1-yl]propanoic acid