The molecule with the SMILES C=CCN(c1ccccc1C(=O)O)S(=O)(=O)/C=C/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}.
2-[[(E)-2-phenylethenyl]sulfonyl-prop-2-enylamino]benzoic acid