The chemical with the SMILES representation of O=C1C=C(c2ccc(Cl)cc2)C(=O)N1Nc1ccccc1 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=C1C=C(c2ccc(Cl)cc2)C(=O)N1Nc1ccccc1
O=C1C=C(c2ccc(Cl)cc2)C(=O)N1Nc1ccccc1
1-anilino-3-(4-chlorophenyl)pyrrole-2,5-dione