Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) O=C(O)C12CC3CC(C1)CC(n1ncc(N4CCN(c5ccccc5)CC4)c(Cl)c1=O)(C3)C2
b.) O=C(OCC(=O)N1CCCC1)c1c[nH]c2ccccc12
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}