The molecule SMILES O=C(CCCn1nnc2ccccc2c1=O)N[C@H](C(=O)O)c1ccccc1 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.