The SMILES Cc1ccc(N(CCC#N)C(=O)COC(=O)C2CCN(c3ccc(C(F)(F)F)cn3)CC2)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}.