The SMILES C1CCC(c2nn3c(-c4n[nH]c5c4CCC5)nnc3s2)CC1 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}.