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 additional words.
Options:
[a] Cc1ccc(C)c(NC(=O)CN(C)C(=O)[C@@H](NC(=O)c2ccc(C(C)(C)C)cc2)C(C)C)c1
[b] O=C(CN1CCN(C(=O)C2COc3ccccc3O2)CC1)Nc1ccccc1
Answer: a
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}