Task: Answer the MCQ question.
Query: Which compound has a 1.826% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] COc1cc(C2CC(=O)C3=C(C2)Nc2ncnn2C3c2cccs2)cc(OC)c1OC
[b] Cc1ccc(-n2nc3c(N4CCC(C(=O)NCCc5ccco5)CC4)nnc(C)c3c2C)cc1
Answer: a. COc1cc(C2CC(=O)C3=C(C2)Nc2ncnn2C3c2cccs2)cc(OC)c1OC
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COc1cc(C2CC(=O)C3=C(C2)Nc2ncnn2C3c2cccs2)cc(OC)c1OC
COc1cc(C2CC(=O)C3=C(C2)Nc2ncnn2C3c2cccs2)cc(OC)c1OC
9-thiophen-2-yl-6-(3,4,5-trimethoxyphenyl)-5,6,7,9-tetrahydro-4H-[1,2,4]triazolo[5,1-b]quinazolin-8-one