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] COc1ccc(CN2C(=O)c3cccnc3C2=O)cc1S(=O)(=O)NC1CCCCC1C
[b] COC(=O)c1c(C)[nH]c(C(=O)C(C)[N+]23CCN(CC2)CC3)c1C.[Cl-]
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}