Task: Answer the multiple-choice question.
Question: Which compound exhibits a 14.786\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) CC1(CCc2ccc(O)cc2)NC(=O)NC1=O
b.) O=S(=O)(c1ccccc1)N1CCN(C2CCN(Cc3ccccc3)CC2)CC1
Answer: a. CC1(CCc2ccc(O)cc2)NC(=O)NC1=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#}
CC1(CCc2ccc(O)cc2)NC(=O)NC1=O
CC1(CCc2ccc(O)cc2)NC(=O)NC1=O
5-[2-(4-hydroxyphenyl)ethyl]-5-methylimidazolidine-2,4-dione