Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) O=C(/C=C/c1ccc(Br)o1)OCc1ccccc1
(b) Cc1ccc(OCC(=O)N2N=C(c3ccc(Cl)cc3)CC2c2ccco2)c([N+](=O)[O-])n1
(c) Cc1ccc(CNC(=O)Cc2ccc(-n3c(=O)[nH]c4ccsc4c3=O)cc2)cc1
Answer: a, c
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_inhib%}
Answer: {%multiple_choice_result}