The SMILES C=CCC1(CC=C)CCCN1C(=O)c1cc(COc2ccc(-n3cncn3)cc2)on1 is not a hERG blocking compound (IC50 less than 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.