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 or b without using any additional words.
Options:
a.) CCOC(=O)C1CCN(C(=O)c2cccc(NS(=O)(=O)c3ccc(Br)cc3)c2)CC1
b.) COc1ccc(CN(C(=O)c2ccc(-c3ccccc3)[nH]2)C(C(=O)NCC2CCCO2)c2ccc(C)o2)cc1
Answer: a, b
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}