Task: Answer the MCQ question.
Question: Which compound exhibits a -20.856% 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 other words.
Options:
a. COc1cccc(C2=Nn3c(nnc3-c3ccccc3O)SC2)c1
b. Cc1cc(C)c(S(=O)(=O)Nc2c(C)n(C)n(-c3ccccc3)c2=O)cc1[N+](=O)[O-]
c. COc1ccc(CC(=O)OCC(=O)Nc2cc(S(=O)(=O)N3CCOCC3)ccc2N2CCCC2)cc1
d. CCOC(=O)C1=C(C)N(C)C(=O)NC1c1ccccc1OC
Answer: c. COc1ccc(CC(=O)OCC(=O)Nc2cc(S(=O)(=O)N3CCOCC3)ccc2N2CCCC2)cc1
{#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#}
COc1ccc(CC(=O)OCC(=O)Nc2cc(S(=O)(=O)N3CCOCC3)ccc2N2CCCC2)cc1
COc1ccc(CC(=O)OCC(=O)Nc2cc(S(=O)(=O)N3CCOCC3)ccc2N2CCCC2)cc1
[2-(5-morpholin-4-ylsulfonyl-2-pyrrolidin-1-ylanilino)-2-oxoethyl]2-(4-methoxyphenyl)acetate