Task: Answer the multiple-choice question.
Query: Which drug exhibits a 3.549\% 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, b, c, d, or e without using any other words.
Options:
[a] O=C(c1ccco1)N1CCN(C(=O)N2CCCC2)CC1
[b] CCCCn1c(N)c(N(CCOC)C(=O)c2cc(-c3ccccc3Cl)nc3ccccc23)c(=O)[nH]c1=O
[c] COc1ccc(Cn2c(O)c(C=Nc3ccc(O)cc3)c3ccccc3c2=O)cc1
[d] COc1ccc(-c2nnn(CC(=O)c3ccccc3)n2)cc1OC
[e] COc1ccc(NC(=O)CS(=O)(=O)c2cn(CC(=O)N3CCCC3)c3ccccc23)c(OC)c1
Answer: a. O=C(c1ccco1)N1CCN(C(=O)N2CCCC2)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#}
O=C(c1ccco1)N1CCN(C(=O)N2CCCC2)CC1
O=C(c1ccco1)N1CCN(C(=O)N2CCCC2)CC1
furan-2-yl-[4-(pyrrolidine-1-carbonyl)piperazin-1-yl]methanone