The chemical with the SMILES representation of O=C(Nc1cccc2nsnc12)c1cccs1 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(Nc1cccc2nsnc12)c1cccs1
O=C(Nc1cccc2nsnc12)c1cccs1
N-(2,1,3-benzothiadiazol-4-yl)thiophene-2-carboxamide