The molecular species with the SMILES representation of O=c1c(-c2nc3ccccc3o2)c2oc3ccccc3n2c2ccccc12 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=c1c(-c2nc3ccccc3o2)c2oc3ccccc3n2c2ccccc12
O=c1c(-c2nc3ccccc3o2)c2oc3ccccc3n2c2ccccc12
6-(1,3-benzoxazol-2-yl)-[1,3]benzoxazolo[3,2-a]quinolin-5-one