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: COc1ccc(NS(=O)(=O)c2cc(NC(=O)[C@@H](NC(=O)c3ccccc3)C(C)C)ccc2C)cc1
b: COc1ccc(F)cc1S(=O)(=O)N1CCC(C(N)=O)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}