Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) O=C(NCc1cccnc1)c1ccc(-c2ccccc2[N+](=O)[O-])o1
(b) O=C(NC(n1ccc(=O)[nH]c1=O)C(Cl)(Cl)Cl)c1ccco1
(c) Cc1ccc(C2CC(c3ccco3)=NN2S(C)(=O)=O)cc1
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}