The chemical with the SMILES NC(=O)CCn1c(=O)oc2ccccc21 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}.
NC(=O)CCn1c(=O)oc2ccccc21
NC(=O)CCn1c(=O)oc2ccccc21
3-(2-oxo-1,3-benzoxazol-3-yl)propanamide