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] CC(C)(C)n1c(O)c(C=Nc2ccc3c(c2)CCC3)c(=O)[nH]c1=O
[b] Cc1cccc(-n2c(=O)cc(N3CCN(c4ccc(F)cc4)CC3)[nH]c2=O)c1
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}