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 CCOc1ccc(CN(C)C(=O)c2cccc(S(=O)(=O)N3CCCC3)c2)cc1OC
b Cc1cc(CNC(=O)C2CCC(=O)N(Cc3ccccc3F)C2)nn1C
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}