The SMILES O=c1c2c3c(sc2nc2n1N=C(c1cccs1)CS2)CCCC3 is not a human ether-à-go-go related gene (hERG) blocker.
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.