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) CC(=O)Nc1ccc(OC(=O)c2cc3cc(Br)ccc3oc2=O)cc1
(b) COc1ccc(C)cc1-c1nc2ccc([N+](=O)[O-])cc2c(-c2ccccc2)c1CC(=O)O.Cl
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}