The SMILES CCCN1CCN(CCCNC(=O)Cn2nc(CC)n3c(cc4c(OC)cccc43)c2=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}.