Problem statement: Answer the MCQ question.
Question: Which compound has a 6.610\% 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: CCCCC(=O)OCC(=O)c1[nH]c(C)c(C(=O)OCC)c1C
b: COC(=O)c1[nH]nc(-c2ccccc2)c1-c1ccccc1
c: NC(=O)c1ccc(SCC(=O)OCC(=O)N2CCCC2=O)c([N+](=O)[O-])c1
Answer: a. CCCCC(=O)OCC(=O)c1[nH]c(C)c(C(=O)OCC)c1C
{#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#}
CCCCC(=O)OCC(=O)c1[nH]c(C)c(C(=O)OCC)c1C
CCCCC(=O)OCC(=O)c1[nH]c(C)c(C(=O)OCC)c1C
ethyl 2,4-dimethyl-5-(2-pentanoyloxyacetyl)-1H-pyrrole-3-carboxylate