Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CC1CCCC(NC(=O)C2N(CCCN3CCCC3)C(=O)C3C(C(=O)Nc4ccc(Cl)cc4)C4C=CC32O4)C1C
b. CCCNC(=O)CCn1nc(-c2ccc(C)cc2)c2ccccc2c1=O
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}