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 additional words.
Options:
a. CCOC(=O)c1nnn(-c2nc(OC)nc(N(C)C)n2)c1-c1ccccc1
b. COc1ccc(NC(=O)C2C3C=CC4(O3)C2C(=O)N(CCN2CCCCC2C)C4C(=O)NC2CCCC(C)C2C)cc1
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}