The molecule with the SMILES O=C(O)c1cc2nc(-c3ccccc3)cc(-c3ccccc3)n2n1 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}.
5,7-diphenylpyrazolo[1,5-a]pyrimidine-2-carboxylic acid