Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 16.035\% 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 additional words.
Options:
[a] O=C(C1CCCO1)N1CCN(C(=S)Nc2ccc(F)cc2)CC1
[b] CCOc1ccccc1NC(=O)Cn1c(=O)n(-c2ccc(OC)cc2OC)c(=O)c2c(C)c(C(=O)N(CC)CC)sc21
[c] Clc1ccc(-c2nnc(NCCN3CCCC3)c3ccccc23)cc1
[d] O=C(NNC(=O)c1cc2ccccc2oc1=O)c1ccccc1[N+](=O)[O-]
Answer: d. O=C(NNC(=O)c1cc2ccccc2oc1=O)c1ccccc1[N+](=O)[O-]
{#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#}
O=C(NNC(=O)c1cc2ccccc2oc1=O)c1ccccc1[N+](=O)[O-]
O=C(NNC(=O)c1cc2ccccc2oc1=O)c1ccccc1[N+](=O)[O-]
N'-(2-nitrobenzoyl)-2-oxochromene-3-carbohydrazide