Based on the SMILES CCOC(=O)C1=C(C)NC(C)=C(C(=O)OC)[C@H]1c1cccc([N+](=O)[O-])c1, the molecule is not a hERG blocker.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule is {herg_blocker#not &NULL}a {herg_blocker__names__noun}.
5-O-ethyl 3-O-methyl (4R)-2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate