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] CCOc1cc(C(=O)Nc2cc3c(cc2N2CCOCC2)n(C)c(=O)n3C)cc(OCC)c1OCC
[b] O=C(CN(C(=O)c1csnn1)c1cccc2c1CCCC2)NCc1ccccc1
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}