The SMILES Cc1ccc(CN2CC[C@H]3C=CCc4cccc(c43)C2)cc1 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}.