Task: Answer the MCQ question.
Question: Which drug exhibits a 9.307\% 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] COc1ccc(Cc2nnc(SCC(=O)NCC3CCCO3)o2)cc1
[b] COc1ccc(-c2cc(C(=O)OCC(=O)c3cccc([N+](=O)[O-])c3)c3cc(C)ccc3n2)cc1
Answer: b. COc1ccc(-c2cc(C(=O)OCC(=O)c3cccc([N+](=O)[O-])c3)c3cc(C)ccc3n2)cc1
{#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#}
COc1ccc(-c2cc(C(=O)OCC(=O)c3cccc([N+](=O)[O-])c3)c3cc(C)ccc3n2)cc1
COc1ccc(-c2cc(C(=O)OCC(=O)c3cccc([N+](=O)[O-])c3)c3cc(C)ccc3n2)cc1
[2-(3-nitrophenyl)-2-oxoethyl] 2-(4-methoxyphenyl)-6-methylquinoline-4-carboxylate