Task: Answer the multiple choice question.
Question: Which drug has a 1.259\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) COC(=O)c1cccc(NC(=O)CN2CCc3ccccc3C2)c1
(b) CC(C)CCC(C(=O)O)C(C)CC(=O)NC1CCCCC1
Answer: b. CC(C)CCC(C(=O)O)C(C)CC(=O)NC1CCCCC1
{#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#}
CC(C)CCC(C(=O)O)C(C)CC(=O)NC1CCCCC1
CC(C)CCC(C(=O)O)C(C)CC(=O)NC1CCCCC1
2-[4-(cyclohexylamino)-4-oxobutan-2-yl]-5-methylhexanoic acid