Task: Answer the MCQ question.
Query: Which drug exhibits a 6.042\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) C=CCNC(=O)CN1C(=O)c2cccc3cccc1c23
(b) CC(C)CC1(C)NC(=O)N(CC(=O)N2C(C)CCCC2C)C1=O
Answer: b. CC(C)CC1(C)NC(=O)N(CC(=O)N2C(C)CCCC2C)C1=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#}
CC(C)CC1(C)NC(=O)N(CC(=O)N2C(C)CCCC2C)C1=O
CC(C)CC1(C)NC(=O)N(CC(=O)N2C(C)CCCC2C)C1=O
1-[2-(2,6-dimethylpiperidin-1-yl)-2-oxoethyl]-4-methyl-4-(2-methylpropyl)imidazolidine-2,5-dione