Task: Answer the multiple choice question.
Query: Which drug has a 1.839\% 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 additional words.
Options:
a CCOC(=O)N1CCC(NC(=O)c2cc3c(-c4ccc(OC)c(OC)c4)nn(C)c3s2)CC1
b COc1ccc(-c2noc(CN3CCCCC3c3nccn3C)n2)cc1
Answer: b. COc1ccc(-c2noc(CN3CCCCC3c3nccn3C)n2)cc1
{#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#}
COc1ccc(-c2noc(CN3CCCCC3c3nccn3C)n2)cc1
COc1ccc(-c2noc(CN3CCCCC3c3nccn3C)n2)cc1
3-(4-methoxyphenyl)-5-[[6-(1-methylimidazol-2-yl)piperidin-1-yl]methyl]-1,2,4-oxadiazole