The molecule with the SMILES COC(=O)C1=C(C)NC(C)=C(C(=O)OC)C1c1ccccc1[N+](=O)[O-] is not a hERG blocking compound (<10uM).
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} is {herg_blocker#not &NULL}a {herg_blocker__names__noun}.
dimethyl 2,6-dimethyl-4-(2-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate