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) CC(C)CN(C(=O)COC(=O)CCc1c[nH]c2ccccc12)c1c(N)n(Cc2ccccc2)c(=O)[nH]c1=O
b) CC(=O)c1ccc(S(=O)(=O)NC2CC(=O)N(c3ccc(C)c(C)c3)C2)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}