The molecule with the SMILES O=C(c1ccccn1)c1cc2ccccc2n1S(=O)(=O)c1ccccc1 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}.
[1-(benzenesulfonyl)indol-2-yl]-pyridin-2-ylmethanone