The molecule with the SMILES O=C(Nc1cccnc1)Nc1ccccn1 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(Nc1cccnc1)Nc1ccccn1
O=C(Nc1cccnc1)Nc1ccccn1
1-pyridin-2-yl-3-pyridin-3-ylurea