The molecule SMILES O=C1C2(c3ccccc3)CN3CN(C2)CC1(c1ccccc1)C3 is not a human ether-à-go-go related gene (hERG) blocking compound.
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.