The SMILES CCOc1ccc(CNC(=O)C(CC)n2nc(C)n3c(cc4occc43)c2=O)cc1OC is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.