The SMILES Cc1ccc(C)c(NC(=O)c2ccc(OC(=O)c3ccco3)cc2)c1 is not a hERG blocking compound (IC50 less than 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.