The molecule with the SMILES O=C(CCC(=O)OC(C(=O)c1ccccc1)c1ccccc1)Nc1ccccc1 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-oxo-1,2-diphenylethyl) 4-anilino-4-oxobutanoate