The SMILES Cc1c(O)ccc(C(=O)CN2CCN(Cc3ccc4c(c3)OCO4)CC2)c1O is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.