Task: Answer the MCQ question.
Question: Which drug exhibits a -1.035\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
[a] O=[N+]([O-])c1ccc(Oc2ccc(S(=O)(=O)N3CCOCC3)cn2)cc1
[b] CNC(=O)CN(Cc1ccccc1)S(=O)(=O)c1ccc(Cl)cc1
[c] CCCCN(CC(=O)NC1CCCC1)C(=O)C(=O)Nc1ccc2c(c1)OCCO2
[d] Clc1cccc(CSc2ncnn2Cc2cccc(Cl)c2)c1
[e] COc1ccc([N+](=O)[O-])cc1NC(=S)NC(NC(=O)C(c1ccccc1)c1ccccc1)C(Cl)(Cl)Cl
Answer: a. O=[N+]([O-])c1ccc(Oc2ccc(S(=O)(=O)N3CCOCC3)cn2)cc1
{#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#}
O=[N+]([O-])c1ccc(Oc2ccc(S(=O)(=O)N3CCOCC3)cn2)cc1
O=[N+]([O-])c1ccc(Oc2ccc(S(=O)(=O)N3CCOCC3)cn2)cc1
[4-(5-morpholin-4-ylsulfonylpyridin-2-yl)oxyphenyl]-oxido-oxoazanium