Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (IC50 < 10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CCc1cc(C(c2ccccn2)N2CCN(C)CC2)c(NC(=O)c2ccccc2)s1
[b] COc1ccc(CNC(=O)C(=O)NCC2OCCN2S(=O)(=O)c2ccc3c(c2)OCCO3)cc1
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}