The chemical with the SMILES CC1(C)Cc2ccccc2-c2nc3ccccc3c(=O)n21 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}.
CC1(C)Cc2ccccc2-c2nc3ccccc3c(=O)n21
CC1(C)Cc2ccccc2-c2nc3ccccc3c(=O)n21
6,6-dimethyl-5H-isoquinolino[1,2-b]quinazolin-8-one