The molecule with the SMILES Cc1nnc2n(Cc3ccccc3)c(=O)c3c4c(sc3n12)COC(C)(C)C4 is not a hERG blocking compound.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.