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 other words.
Options:
a. Cn1cccc1/C=N/N1CCN(c2ccccc2)CC1
b. CCn1cc(C(=O)NCc2ccc3c(c2)OCO3)c(=O)c2cc(F)c(N3CCN(C(=O)c4ccco4)CC3)cc21
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}