The SMILES Cc1cc2cc(C(c3nnnn3Cc3ccco3)N3CCc4ccccc43)c(=O)[nH]c2cc1C 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}.