The SMILES COc1ccc(-n2nc(C(=O)NCC(=O)N3CCOCC3)c3ccccc3c2=O)cc1OC is not a hERG blocking compound.
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.