The SMILES O=C(O)CCCn1cc(NC(=O)COc2ccc(F)cc2F)cn1 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}.