Problem statement: Answer the MCQ question.
Question: Which compound has a -15.294\% 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=[N+]([O-])c1ccccc1OCC(O)CN1CCN(CC(O)COc2ccccc2[N+](=O)[O-])CC1
[b] O=C(c1ccc2c(c1)C(=O)N(Cc1ccco1)C2=O)N1CCOCC1
[c] COc1cc(/C=C(\C#N)C(=O)Nc2cccc3ncccc23)cc(OC)c1OC.Cl
[d] CCC(=O)NCCCNc1nc2c(C)cccc2cc1C#N
Answer: a. O=[N+]([O-])c1ccccc1OCC(O)CN1CCN(CC(O)COc2ccccc2[N+](=O)[O-])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#}
1-[4-[2-hydroxy-3-(2-nitrophenoxy)propyl]piperazin-1-yl]-3-(2-nitrophenoxy)propan-2-ol