Task: Answer the MCQ question.
Question: Which drug has a 13.944\% 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 CCC(C)n1[nH]c(=O)c2c(C)cc(C)nc21
b COC(=O)CSc1nnc(CNc2ccc(Cl)cc2)n1Cc1ccccc1
c CC(=O)c1c(C)[nH]c(C(=O)CSc2ncnc3sc(-c4ccccc4)cc23)c1C
d COc1cc(NC(=O)c2cccs2)c(C(=O)OCC(=O)NCc2ccco2)cc1OC
e CCOc1ccc(C2c3c(oc4ccccc4c3=O)C(=O)N2CCCN2CCOCC2)cc1
Answer: a. CCC(C)n1[nH]c(=O)c2c(C)cc(C)nc21
{#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#}
CCC(C)n1[nH]c(=O)c2c(C)cc(C)nc21
CCC(C)n1[nH]c(=O)c2c(C)cc(C)nc21
1-butan-2-yl-4,6-dimethyl-2H-pyrazolo[3,4-b]pyridin-3-one