Task: Answer the MCQ question.
Query: Which compound exhibits a -17.419% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: CCCn1c2ccccc2c2nnc(SCC(=O)Nc3ncccn3)nc21
b: CCOC(=O)c1sc(=S)n(-c2ccccc2)c1C
c: O=C(CSc1nnc2ccc(-c3cccnc3)nn12)Nc1ccc(F)cc1
d: O=C(Nc1ccc(C(F)(F)F)cc1)C1CCN(S(=O)(=O)c2ccc(N3CCCC3=O)cc2)CC1
Answer: a. CCCn1c2ccccc2c2nnc(SCC(=O)Nc3ncccn3)nc21
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCCn1c2ccccc2c2nnc(SCC(=O)Nc3ncccn3)nc21
CCCn1c2ccccc2c2nnc(SCC(=O)Nc3ncccn3)nc21
2-[(5-propyl-[1,2,4]triazino[5,6-b]indol-3-yl)sulfanyl]-N-pyrimidin-2-ylacetamide