Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] NS(=O)(=O)c1ncccc1-c1nc(NCc2ccccn2)c2c(-c3ccccc3)cccc2n1
[b] CCCCCCCSc1nc(N)cc(=O)[nH]1
Answer: a, b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
4-amino-2-heptylsulfanyl-1H-pyrimidin-6-one