The chemical with the SMILES O=S(=O)(Nc1ccccn1)c1ccc(Cl)cc1 is not an inhibitor of PKA.
The {#molecule|compound|chemical|molecular species|chemical compound!} with the {SMILES__description} {#representation of |!}{SMILES#} is {MUV-548#not &NULL}{MUV-548__names__noun}.
O=S(=O)(Nc1ccccn1)c1ccc(Cl)cc1
O=S(=O)(Nc1ccccn1)c1ccc(Cl)cc1
4-chloro-N-pyridin-2-ylbenzenesulfonamide