Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 15.506\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) CCOc1ccc(N(Cc2cc3ccc(C)cc3[nH]c2=O)C(=O)COC)cc1
(b) COc1ccc(CC(=O)Nc2cc(=O)n(C)c(=O)n2C)cc1OC
(c) COc1ccccc1NC(=O)c1ccc(-c2ccc(Br)cc2)o1
(d) CS(=O)(=O)Nc1ccc(-c2n[nH]c(=S)n2-c2ccccc2)cc1
Answer: b. COc1ccc(CC(=O)Nc2cc(=O)n(C)c(=O)n2C)cc1OC
{#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#}
2-(3,4-dimethoxyphenyl)-N-(1,3-dimethyl-2,6-dioxopyrimidin-4-yl)acetamide