Task: Answer the MCQ question.
Query: Which compound has a 4.269\% 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] CCOC(=O)N1CCN(C(=O)Cc2ccc(-n3c(=O)[nH]c4ccccc4c3=O)cc2)CC1
[b] Cc1[nH]c2ccccc2c1/C=N/O
[c] CCn1c(N2CCN(CC(=O)c3c[nH]c4ccccc34)CC2)nc2c1c(=O)[nH]c(=O)n2C
[d] COc1ccc(-c2oc3ccccc3c2C#CC(C)(C)O)cc1
[e] CCCc1nc(SCC(=O)N2CCCCCC2)c2c(=O)n(C)c(=O)n(C)c2n1
Answer: a. CCOC(=O)N1CCN(C(=O)Cc2ccc(-n3c(=O)[nH]c4ccccc4c3=O)cc2)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#}
CCOC(=O)N1CCN(C(=O)Cc2ccc(-n3c(=O)[nH]c4ccccc4c3=O)cc2)CC1
CCOC(=O)N1CCN(C(=O)Cc2ccc(-n3c(=O)[nH]c4ccccc4c3=O)cc2)CC1
ethyl 4-[2-[4-(2,4-dioxo-1H-quinazolin-3-yl)phenyl]acetyl]piperazine-1-carboxylate