Task: Answer the MCQ question.
Query: Which compound has a 11.436\% 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(CCCCCN1C(=O)CCC1=O)Nc1ccc2c(c1)OCCO2
[b] Cc1cccnc1NC(=O)CN1C(=O)COc2ccc(Cl)cc21
[c] FC(F)(F)c1cccc(CN2CCCCCC2)c1
[d] O=C(NCCN1CCOCC1)c1cc(-c2ccc(Br)cc2)on1
[e] COc1ccccc1CNC(=O)COC(=O)[C@H](Cc1c[nH]c2ccccc12)NC(=O)c1cccs1
Answer: b. Cc1cccnc1NC(=O)CN1C(=O)COc2ccc(Cl)cc21
{#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#}
Cc1cccnc1NC(=O)CN1C(=O)COc2ccc(Cl)cc21
Cc1cccnc1NC(=O)CN1C(=O)COc2ccc(Cl)cc21
2-(6-chloro-3-oxo-1,4-benzoxazin-4-yl)-N-(3-methylpyridin-2-yl)acetamide