The SMILES C=CCn1c2c(c(=O)[nH]c1=S)CN(C(C)c1ccccc1)CN2 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}.