The molecule SMILES O=C1C(CCCNC(=S)NCc2ccccc2)NC(=S)N1Cc1ccccc1 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.