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) COc1ccccc1CN1CCN(C(=O)COc2ccc3ccccc3c2)CC1
(b) CCOC(=O)C(=Cc1cn(C)c2ccc(S(=O)(=O)N(C)C)cc12)C(=O)OCC
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}