The molecule SMILES Cn1c(=O)c2[nH]c(CN(Cc3ccccc3)Cc3ccccc3)nc2n(C)c1=O is not a hERG blocking compound (IC50 less than 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.