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] C=CCc1cc(Cl)ccc1OCCN(C)C.O=C(O)C(=O)O
[b] Cn1c2c(c(=O)n(C)c1=O)C(c1cccc([N+](=O)[O-])c1)Nc1ccccc1O2
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}