Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: O=C(NC1CC1)c1cn(-c2cccc(C#Cc3cccnc3)c2)c2ncccc2c1=O
b: c1ccc(-c2ccccc2CC(c2cccnc2)c2cccnc2)cc1
Answer: 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}
3-[2-(2-phenylphenyl)-1-pyridin-3-ylethyl]pyridine