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) Cc1cccc2c1cnn2C(=O)Nc1ccc(Br)cc1F
b) Cn1c(=O)cc(N)n(-c2ccccc2)c1=O
c) O=C(CCc1ccccc1)Nc1nnc(-c2ccccn2)o1
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}