The chemical with the SMILES representation of O=C(c1ccccc1)c1coc2c1C(=O)c1ccccc1C2=O is not an inhibitor of factor XIa (FXIa).
The {#molecule|compound|chemical|molecular species|chemical compound!} with the {SMILES__description} {#representation of |!}{SMILES#} is {MUV-846#not &NULL}{MUV-846__names__noun}.
O=C(c1ccccc1)c1coc2c1C(=O)c1ccccc1C2=O
O=C(c1ccccc1)c1coc2c1C(=O)c1ccccc1C2=O
3-benzoylbenzo[f][1]benzofuran-4,9-dione