The SMILES Cc1nc2c(sc3nc4c(cc32)COC(C)(C)C4)c(=O)n1Cc1ccccc1 represents a molecule that is not a hERG blocker.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.