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) CCOCCn1c(N2CC[C@H](N(C)C)C2)nc2ccccc21
(b) CC1CCCN1C(=O)c1ccc(-c2ccc3c(c2)CCN(CCN2CCCC2)C3=O)cc1
Answer: a
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}
(3S)-1-[1-(2-ethoxyethyl)benzimidazol-2-yl]-N,N-dimethylpyrrolidin-3-amine