The SMILES COc1cc(C2NC(=S)NC(c3ccccc3)=C2C(C)=O)cc(Cl)c1OCC(=O)O is not a hERG blocking compound.
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.