Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (IC50 less than 10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: Cc1ccc2cc(CCNC(=O)c3cccc([N+](=O)[O-])c3)c(=O)[nH]c2c1C
b: CN(CC(=O)Nc1c(Cl)cccc1Cl)C(=O)C1CSC2(C)CCC(=O)N12
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}