Task: Answer the multiple choice question.
Question: Which compound has a 4.106\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: CCC1CCCCN1CCCNC(=O)CN1C(=O)COc2ccccc21
b: CCc1cccc(C)c1NC(=O)CCCn1c(=O)c2cccn2c2cccnc21
c: O=C(c1ccc(Cl)cc1)c1nnc(-c2ccncc2)o1
Answer: a. CCC1CCCCN1CCCNC(=O)CN1C(=O)COc2ccccc21
{#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#}
CCC1CCCCN1CCCNC(=O)CN1C(=O)COc2ccccc21
CCC1CCCCN1CCCNC(=O)CN1C(=O)COc2ccccc21
N-[3-(2-ethylpiperidin-1-yl)propyl]-2-(3-oxo-1,4-benzoxazin-4-yl)acetamide