The molecule with the SMILES O=[N+]([O-])c1ccc(-c2cc(-c3ccc(Cl)cc3)[nH]n2)cc1 is not an inhibitor of the EPH receptor A4.
The {#molecule|compound|chemical|molecular species|chemical compound!} with the {SMILES__description} {#representation of |!}{SMILES#} is {MUV-689#not &NULL}{MUV-689__names__noun}.
O=[N+]([O-])c1ccc(-c2cc(-c3ccc(Cl)cc3)[nH]n2)cc1
O=[N+]([O-])c1ccc(-c2cc(-c3ccc(Cl)cc3)[nH]n2)cc1
[4-[5-(4-chlorophenyl)-1H-pyrazol-3-yl]phenyl]-oxido-oxoazanium