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 other words.
Options:
[a] O=C1CCCC2=C1C(c1ccc(Cl)cc1)C1C(=O)c3ccccc3C1=N2
[b] CC(=O)c1c(C)[nH]c(C(=O)OCC(=O)Nc2ccc(C)cc2[N+](=O)[O-])c1C
[c] O=C(Nc1ccc(N2CCCCC2)c(Cl)c1)c1ccc(N2CCOCC2)c([N+](=O)[O-])c1
Answer: a, b, 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}