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 additional words.
Options:
a. COCCN1C(=O)N(c2ccc(Cl)cc2)C(=O)C1CC(=O)Nc1cc(OC)cc(OC)c1
b. CC(=O)N[C@@H](Cc1c[nH]c2ccccc12)C(=O)NC1CCCc2ccccc21
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}