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] NS(=O)(=O)c1ccc(CCNC(=O)c2ccc([N+](=O)[O-])cc2[N+](=O)[O-])cc1
[b] COc1cc(/C=N/n2c(C)n[nH]c2=S)ccc1OCc1ccccc1
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}