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 other words.
Options:
[a] CCOc1ccccc1NC(=O)c1cc2ccccc2oc1=O
[b] O=C(NCc1cc([N+](=O)[O-])ccc1O)c1cc(-c2ccncc2)nc2ccccc12
[c] CCc1ccc(C(=O)CN2C(=O)NC3(CCOc4ccccc43)C2=O)s1
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}