Task: Answer the multiple-choice question.
Question: Which drug exhibits a 20.555\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a CCOc1ccc(-n2cnc3sc(C)c(C)c3c2=O)cc1
b O=C(CCN1C(=O)C2C3CCC(C3)C2C1=O)Nc1ccc([N+](=O)[O-])cc1
c Cc1ccc(S(=O)(=O)Nc2cccc(/C=C/C(=O)O)c2)cc1
d Cc1cnc(NC(=O)COc2ccccc2Cl)s1
e COc1ccc(NC(=O)N(CCO)Cc2cc3c(C)cc(C)cc3[nH]c2=O)cc1
Answer: a. CCOc1ccc(-n2cnc3sc(C)c(C)c3c2=O)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#}
CCOc1ccc(-n2cnc3sc(C)c(C)c3c2=O)cc1
CCOc1ccc(-n2cnc3sc(C)c(C)c3c2=O)cc1
3-(4-ethoxyphenyl)-5,6-dimethylthieno[2,3-d]pyrimidin-4-one