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 other words.
Options:
a. Cc1cc(C)cc(Nc2nc3c([nH]2)c(=O)n(C)c(=O)n3C)c1
b. COc1ccccc1-n1c(SCC(=O)c2ccc(O)cc2O)nc2cc([N+](=O)[O-])ccc21
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}