Task: Answer the multiple-choice question.
Question: Which drug has a -3.910\% 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. CCn1ncc(Br)c1C(=O)Nc1nccs1
b. CCc1nnc(NC(=O)CCC(=O)N2CCN(S(=O)(=O)c3ccc(OC)cc3)CC2)s1
c. CCCC(=O)Nc1ccc2c(c1)nc(CN1CCN(C(=O)OCC)CC1)n2CC
d. CN(C)C(CNC(=O)C1CC(=O)N(Cc2ccccc2)C1)c1ccccc1
e. Cc1cc(-c2nnco2)c(C)n1-c1ccccc1
Answer: a. CCn1ncc(Br)c1C(=O)Nc1nccs1
{#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#}
CCn1ncc(Br)c1C(=O)Nc1nccs1
CCn1ncc(Br)c1C(=O)Nc1nccs1
4-bromo-2-ethyl-N-(1,3-thiazol-2-yl)pyrazole-3-carboxamide