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 or b without using any additional words.
Options:
[a] COc1cc(-c2c(C#N)c(N)nc3c2CCCC3)cc(OC)c1OC
[b] CCOc1ccc(NC(=O)CN(C)c2ccc(S(=O)(=O)N(C(C)C)C(C)C)cn2)cc1OCC
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}