Task: Answer the multiple-choice question.
Question: Which drug exhibits a 6.771\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) COc1cc(NC(=O)c2cccnc2)ccc1NC(=O)c1ccccc1Cl
(b) COCCCNC(=O)c1ccc2c(=O)n(Cc3ccc(OC)cc3)c(=O)[nH]c2c1
(c) CN(CCc1cnn(C)c1)Cc1cn(C)nc1-c1ccccc1F
(d) CCCCCC(C)NC(=O)c1ccoc1C
Answer: b. COCCCNC(=O)c1ccc2c(=O)n(Cc3ccc(OC)cc3)c(=O)[nH]c2c1
{#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#}
COCCCNC(=O)c1ccc2c(=O)n(Cc3ccc(OC)cc3)c(=O)[nH]c2c1
COCCCNC(=O)c1ccc2c(=O)n(Cc3ccc(OC)cc3)c(=O)[nH]c2c1
3-[(4-methoxyphenyl)methyl]-N-(3-methoxypropyl)-2,4-dioxo-1H-quinazoline-7-carboxamide