The molecule with the SMILES O=c1c2ccccc2nnn1CSc1nnc2sc3ccccc3n12 is not an inhibitor of 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=c1c2ccccc2nnn1CSc1nnc2sc3ccccc3n12
O=c1c2ccccc2nnn1CSc1nnc2sc3ccccc3n12
3-([1,2,4]triazolo[3,4-b][1,3]benzothiazol-1-ylsulfanylmethyl)-1,2,3-benzotriazin-4-one