Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a CC(=O)N1c2ccc(S(=O)(=O)N3CCC(C(=O)Nc4cccc(F)c4)CC3)cc2CC1C
b CCCCC(=O)NC(NC(=S)N1CCCCCC1)C(Cl)(Cl)Cl
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}