The SMILES Cc1c(Cc2ccc3c(c2)OCO3)sc(NC(=O)c2ccc3ccccc3c2)c1C(N)=O 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}.