Task: Answer the multiple choice question.
Question: Which drug exhibits a 18.856% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a CCC(C)c1c(O)nc(SCC(=O)N2CCCCCC2)[nH]c1=O
b COc1ccccc1C1/C(=C(\O)c2ccc3c(c2)OCCO3)C(=O)C(=O)N1Cc1cccnc1
c CCCOc1ccc(C(=O)N2CCCC2C(=O)O)cc1
d CSCCC(NC(=O)/C(=C/c1ccc2c(c1)OCO2)NC(=O)c1cccc([N+](=O)[O-])c1)C(=O)O
e O=[N+]([O-])c1cccc(Cl)c1NCCNc1ncc(C(F)(F)F)cc1Cl
Answer: b. COc1ccccc1C1/C(=C(\O)c2ccc3c(c2)OCCO3)C(=O)C(=O)N1Cc1cccnc1
{#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#}
COc1ccccc1C1/C(=C(\O)c2ccc3c(c2)OCCO3)C(=O)C(=O)N1Cc1cccnc1
COc1ccccc1C1/C(=C(\O)c2ccc3c(c2)OCCO3)C(=O)C(=O)N1Cc1cccnc1
(4E)-4-[2,3-dihydro-1,4-benzodioxin-6-yl(hydroxy)methylidene]-5-(2-methoxyphenyl)-1-(pyridin-3-ylmethyl)pyrrolidine-2,3-dione