Task: Answer the multiple choice question.
Question: Which compound has a 5.287\% 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] CN1C(=O)CSC1=NC12CC3CC(CC(C3)C1)C2
[b] COC(=O)Cc1cc(=O)oc2cc(O)ccc12
[c] O=c1c2[nH]c3cccc(Cl)c3c2ncn1CC1CCCO1
[d] Cc1ccccc1OCC(=O)N1CCCCCCC1
Answer: a. CN1C(=O)CSC1=NC12CC3CC(CC(C3)C1)C2
{#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#}
CN1C(=O)CSC1=NC12CC3CC(CC(C3)C1)C2
CN1C(=O)CSC1=NC12CC3CC(CC(C3)C1)C2
2-(1-adamantylimino)-3-methyl-1,3-thiazolidin-4-one