The SMILES CCS(=O)(=O)c1ccc(O)c(NC(=O)Nc2cccc3ccccc23)c1 is not a human ether-à-go-go related gene (hERG) blocking compound.
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.