Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) CCN1CCc2c(sc(NC(=O)C3COc4ccccc4O3)c2C(N)=O)C1.Cl
b) O=C(CN1C(=O)c2cccc3cccc(c23)C1=O)N1CCN(Cc2ccc3c(c2)OCO3)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}