Problem statement: Answer the MCQ question.
Query: Which compound has a 7.937\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a Cc1nn(-c2ccccc2)c2c1C(O)n1c(nc3ccccc31)S2
b Cc1cc(OCCN2CCCC2)ccc1[N+](=O)[O-].O=C(O)C(=O)O
Answer: b. Cc1cc(OCCN2CCCC2)ccc1[N+](=O)[O-].O=C(O)C(=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#}
Cc1cc(OCCN2CCCC2)ccc1[N+](=O)[O-].O=C(O)C(=O)O
Cc1cc(OCCN2CCCC2)ccc1[N+](=O)[O-].O=C(O)C(=O)O
1-[2-(3-methyl-4-nitrophenoxy)ethyl]pyrrolidine;oxalic acid