The SMILES Cc1cccn2c(=O)nc(SCC(=O)Nc3ccc4c(c3)OCO4)nc12 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.