The SMILES O=C(NCCCn1ccnc1)c1cc(-c2ccc(Br)cc2)on1 is 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}.