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] O=S(=O)(c1cccc(Cl)c1)N1CCC(c2nc3ccccc3[nH]2)CC1
[b] N#CC1=C(SCC(=O)NC23CC4CC(CC(C4)C2)C3)NC(=O)C(C#N)C12CCCCC2
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}