Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 12.722\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] CCOC(=O)COc1ccc(/C=C/[N+](=O)[O-])c(OCC(=O)OCC)c1
[b] COc1ccc(CC(=O)OCC(=O)N2N=C(c3ccccc3)CC2c2ccc(OC)cc2)cc1
[c] CC[N+](C)(C)c1cccc(O)c1.[Cl-]
Answer: a. CCOC(=O)COc1ccc(/C=C/[N+](=O)[O-])c(OCC(=O)OCC)c1
{#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#}
CCOC(=O)COc1ccc(/C=C/[N+](=O)[O-])c(OCC(=O)OCC)c1
CCOC(=O)COc1ccc(/C=C/[N+](=O)[O-])c(OCC(=O)OCC)c1
[C][C][O][C][=Branch1][C][=O][C][O][C][=C][C][=C][Branch1][Branch2][/C][=C][/N+1][=Branch1][C][=O][O-1][C][Branch1][#Branch2][O][C][C][=Branch1][C][=O][O][C][C][=C][Ring2][Ring1][C]
ethyl 2-[3-(2-ethoxy-2-oxoethoxy)-4-[(E)-2-nitroethenyl]phenoxy]acetate