Task: Please determine if the compound with the SMILES O=C(O)Cc1coc2cc3c(cc12)CCC3 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)Cc1coc2cc3c(cc12)CCC3
O=C(O)Cc1coc2cc3c(cc12)CCC3
2-(6,7-dihydro-5H-cyclopenta[f][1]benzofuran-3-yl)acetic acid