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 other words.
Options:
a.) CCn1nc(C)c(NC(=O)CC23CC4CC(CC(C4)C2)C3)c1C
b.) COc1ccc(NC(=O)C2CCCN(S(=O)(=O)c3c(C)[nH]c(=O)[nH]c3=O)C2)cc1Cl
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}