The SMILES CCn1c(=O)c2ccccc2n(Cc2cccc(C)c2)c1=O 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}.