The molecule with the SMILES O=C(O)CCc1nn2c3ccccc3nc2n(CCN2CCCCC2)c1=O 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(O)CCc1nn2c3ccccc3nc2n(CCN2CCCCC2)c1=O
O=C(O)CCc1nn2c3ccccc3nc2n(CCN2CCCCC2)c1=O
2-(3-hydroxy-3-oxopropyl)-4-(2-piperidin-1-ylethyl)-[1,2,4]triazino[2,3-a]benzimidazol-3-one