The molecule SMILES Cc1ccc2nc(NC(=O)Cn3cc4c(n3)CCCCC4)sc2c1 is not a human ether-à-go-go related gene (hERG) blocking compound.
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.