Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (IC50 < 10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
[a] NC(=O)Cn1nnc(-c2ccccc2NC(=O)c2cnccn2)n1
[b] COC(=O)c1ccccc1NC(=O)C1CCCN(c2nnc(-n3cccc3)s2)C1
[c] CCOc1ccc(NCc2ccccc2OCc2cccc(F)c2)cc1.Cl
Answer: 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}