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, b, c, or d without using any other words.
Options:
[a] CCn1cnc2cc([N+](=O)[O-])ccc21
[b] CC(C)CCN=CC1=C(O)CC(c2ccccc2)CC1=O
[c] O=C1NC(c2cc(Cl)cc([N+](=O)[O-])c2O)Nc2ccccc21
[d] Cn1cc(S(=O)(=O)Nc2ccc(F)c(Cl)c2)c(=O)n(C)c1=O
Answer: a, b, c, d
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}