Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: O=C(NNC(=S)Nc1ccc(Cl)cc1)c1ccccc1OC(F)F
b: COc1ccc(CNC(=O)COC(=O)[C@H](Cc2c[nH]c3ccccc23)NC(=O)c2cccs2)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}