Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 1.693\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: Cc1c(CCOC(=O)c2cc([N+](=O)[O-])cc([N+](=O)[O-])c2)sc[n+]1CCCCS(=O)(=O)[O-]
b: O=C(O)c1cc(Cl)c(Cl)cc1C(=O)N1CCCC1
Answer: b. O=C(O)c1cc(Cl)c(Cl)cc1C(=O)N1CCCC1
{#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(O)c1cc(Cl)c(Cl)cc1C(=O)N1CCCC1
O=C(O)c1cc(Cl)c(Cl)cc1C(=O)N1CCCC1
4,5-dichloro-2-(pyrrolidine-1-carbonyl)benzoicacid