The molecule with the SMILES CC(=O)c1cc2c(=O)c3ccccc3oc2nc1C is not an inhibitor of the protein kinase A.
The {#molecule|compound|chemical|molecular species|chemical compound!} with the {SMILES__description} {#representation of |!}{SMILES#} is {MUV-548#not &NULL}{MUV-548__names__noun}.
CC(=O)c1cc2c(=O)c3ccccc3oc2nc1C
CC(=O)c1cc2c(=O)c3ccccc3oc2nc1C
3-acetyl-2-methylchromeno[2,3-b]pyridin-5-one