Task: Answer the multiple-choice question.
Query: Which compound has a 21.186% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
(a) COC(=O)c1ccc(C(=O)OC)nc1
(b) Cc1ccc(NS(=O)(=O)c2ccc(C(=O)NCc3ccncc3)cc2)cc1
(c) COc1ccc(OCC(=O)NNc2c3ccccc3nc3ccccc23)cc1
(d) Cc1oc(-c2ccc(Cl)cc2)nc1CN1CCCC(C(=O)NC2CC2)C1
(e) C/C(Cn1nnc([N+](=O)[O-])n1)=N\NC(=O)c1ccccc1O
Answer: c. COc1ccc(OCC(=O)NNc2c3ccccc3nc3ccccc23)cc1
{#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#}
COc1ccc(OCC(=O)NNc2c3ccccc3nc3ccccc23)cc1
COc1ccc(OCC(=O)NNc2c3ccccc3nc3ccccc23)cc1
N'-acridin-9-yl-2-(4-methoxyphenoxy)acetohydrazide