Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (IC50 < 10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: CCC1=NN(C(=O)CCc2ccccc2)C(O)(C(F)(F)F)C1
b: Cc1ccc(C(=O)N2CCCC(CCC(=O)N3CCN(c4ccccn4)CC3)C2)cn1
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}