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, b, c, or d without using any additional words.
Options:
(a) O=[N+]([O-])c1c(-c2cn[nH]c2)n[nH]c1-c1cn[nH]c1
(b) COc1cccc(NC(=O)[C@H](Cc2c[nH]c3ccccc23)NC(=O)[C@@H]2Cc3ccccc3CN2)c1
(c) CCN1CCN(C(=O)COc2cc(=O)n(CC)c3ccccc23)CC1
(d) CC(C)(C)n1ncc(Oc2ccccc2[N+](=O)[O-])c(Cl)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}