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 other words.
Options:
a Cc1ccc(C(=O)OCC(=O)Nc2c(C)n(C)n(-c3ccccc3)c2=O)cc1[N+](=O)[O-]
b CCN1C(=O)c2ccc(C(=O)Nc3ccc(O)cc3C)cc2C1=O
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}