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(Nc2nc(-c3sc(NC(=O)c4ccccc4)nc3C)cs2)cc1
b: CC(CC(=O)N1CCN(c2cccc(Cl)c2)CC1)S(=O)(=O)c1ccc2c(c1)NC(=O)CO2
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}