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] CCOc1ccccc1NC(=O)CCS(=O)(=O)c1cccc2nonc12
[b] CC(=O)N1CCCc2cc(S(=O)(=O)N3CCCC(C(=O)Nc4cccc(C)c4)C3)ccc21
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}