The chemical with the SMILES CCSc1nc(N)c(C#N)c(-c2ccccc2Cl)c1C#N is not an inhibitor of the protein kinase A (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}.
CCSc1nc(N)c(C#N)c(-c2ccccc2Cl)c1C#N
CCSc1nc(N)c(C#N)c(-c2ccccc2Cl)c1C#N
2-amino-4-(2-chlorophenyl)-6-ethylsulfanylpyridine-3,5-dicarbonitrile