Task: Answer the multiple choice question.
Query: Which drug has a 0.270\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. Cc1ccc(CN(Cc2cccnc2)C(=O)CN2C(=O)COc3ccccc32)o1
b. COCC(=O)N(CCc1ccccc1)Cc1cc2cc(C)ccc2nc1Cl
Answer: b. COCC(=O)N(CCc1ccccc1)Cc1cc2cc(C)ccc2nc1Cl
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COCC(=O)N(CCc1ccccc1)Cc1cc2cc(C)ccc2nc1Cl
COCC(=O)N(CCc1ccccc1)Cc1cc2cc(C)ccc2nc1Cl
N-[(2-chloro-6-methylquinolin-3-yl)methyl]-2-methoxy-N-(2-phenylethyl)acetamide