Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a -2.210\% 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.) C=CCn1c(O)c(C2=c3ccccc3=NC2=O)c2ccccc21
b.) COC(=O)c1cc(C(=O)N2CCc3ccccc32)cc([N+](=O)[O-])c1
Answer: b. COC(=O)c1cc(C(=O)N2CCc3ccccc32)cc([N+](=O)[O-])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#}
COC(=O)c1cc(C(=O)N2CCc3ccccc32)cc([N+](=O)[O-])c1
COC(=O)c1cc(C(=O)N2CCc3ccccc32)cc([N+](=O)[O-])c1
methyl 3-(2,3-dihydroindole-1-carbonyl)-5-nitrobenzoate