Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 17.552\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] COCCn1c(=S)[nH]c2cc(C(=O)N3CCN(c4ccccc4OC)CC3)ccc2c1=O
[b] CCc1ccccc1NC(=O)CN1CCC(NC(=O)COC)CC1.Cl
Answer: b. CCc1ccccc1NC(=O)CN1CCC(NC(=O)COC)CC1.Cl
{#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#}
CCc1ccccc1NC(=O)CN1CCC(NC(=O)COC)CC1.Cl
CCc1ccccc1NC(=O)CN1CCC(NC(=O)COC)CC1.Cl
N-(2-ethylphenyl)-2-[4-[(2-methoxyacetyl)amino]piperidin-1-yl]acetamide;hydrochloride