The molecule with the SMILES representation of CCCC1=N[N+](C)=C2C(=O)N=C(c3cc(S(=O)(=O)N4CC[NH+](C)CC4)ccc3OCC)N=C12 is not a human ether-à-go-go related gene (hERG) blocker.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} is {herg_blocker#not &NULL}a {herg_blocker__names__noun}.
5-[2-ethoxy-5-(4-methylpiperazin-4-ium-1-yl)sulfonyl-phenyl]-1-methyl-3-propyl-pyrazolo[4,3-d]pyrimidin-1-ium-7-one