Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a Cc1ccc(-c2nn(-c3ccccc3)cc2CN(Cc2ccccc2)C(=O)CCC(=O)O)o1
b CCN(C(=O)Cc1c(C(=O)O)[nH]c2ccccc12)c1cc(OC)ccc1OC
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}