The SMILES O=C(O)c1ccc(NC(=O)c2ccc3c(c2)C(=O)N(CC2CCCO2)C3=O)cc1 is not a human ether-à-go-go related gene (hERG) blocker.
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.