Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 15.900\% 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) Cc1cccc(OCCNC(=O)c2ncn[nH]2)c1
b) CCCCn1c(=O)c(CC(C)=O)nc2ccccc21
Answer: b. CCCCn1c(=O)c(CC(C)=O)nc2ccccc21
{#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#}
CCCCn1c(=O)c(CC(C)=O)nc2ccccc21
CCCCn1c(=O)c(CC(C)=O)nc2ccccc21
1-butyl-3-(2-oxopropyl)quinoxalin-2-one