Task: Answer the MCQ question.
Query: Which drug exhibits a 15.255\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] COC(CN(C(=O)CCl)C(C(=O)NC1CCCCC1)c1ccc(C)cc1)OC
[b] O=c1nc(N/N=C/c2ccco2)cn[nH]1
[c] CCOc1cc(C(=O)Oc2cc(C)[nH]c(=O)c2[N+](=O)[O-])cc(OCC)c1OCC
Answer: c. CCOc1cc(C(=O)Oc2cc(C)[nH]c(=O)c2[N+](=O)[O-])cc(OCC)c1OCC
{#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#}
CCOc1cc(C(=O)Oc2cc(C)[nH]c(=O)c2[N+](=O)[O-])cc(OCC)c1OCC
CCOc1cc(C(=O)Oc2cc(C)[nH]c(=O)c2[N+](=O)[O-])cc(OCC)c1OCC
(6-methyl-3-nitro-2-oxo-1H-pyridin-4-yl) 3,4,5-triethoxybenzoate