The molecule SMILES CCCn1c(=O)c2sccc2n2c(CCCC(=O)NCc3cccnc3)nnc12 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}.