Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 12.378\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
[a] CCCN1CCN(c2nc(-c3cccs3)nc3ccccc23)CC1
[b] CC1CCN(C(=S)c2cccc(O)c2)CC1
[c] CCc1ccc2[nH]c3nc(SCCN4CCOCC4)nnc3c2c1
[d] CC(=O)n1c2ccccc2c2nc3ccccc3nc21
[e] CN1CCN(c2ccccc2NC(=O)c2ccc(-c3ccccc3[N+](=O)[O-])o2)CC1
Answer: c. CCc1ccc2[nH]c3nc(SCCN4CCOCC4)nnc3c2c1
{#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#}
CCc1ccc2[nH]c3nc(SCCN4CCOCC4)nnc3c2c1
CCc1ccc2[nH]c3nc(SCCN4CCOCC4)nnc3c2c1
4-[2-[(8-ethyl-5H-[1,2,4]triazino[5,6-b]indol-3-yl)sulfanyl]ethyl]morpholine