The chemical with the SMILES O=C(Nc1nnc(-c2ccccc2)o1)c1nc2ccccc2s1 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}.
O=C(Nc1nnc(-c2ccccc2)o1)c1nc2ccccc2s1
O=C(Nc1nnc(-c2ccccc2)o1)c1nc2ccccc2s1
N-(5-phenyl-1,3,4-oxadiazol-2-yl)-1,3-benzothiazole-2-carboxamide