Task: Answer the multiple-choice question.
Query: Which compound has a 5.151\% 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] Cc1c(C=O)cnn1CCC(=O)O
[b] Br.Clc1ccc2nc(CN3CCCCCC3)cn2c1
[c] COCCSc1nnc(NC(=O)c2ccc(OC)c([N+](=O)[O-])c2)s1
[d] CS(=O)(=O)c1ccc(Cl)c(NC(=O)CSC(=S)N2CCCC2)c1
[e] NC1=NC(=Nc2ccc(Br)cc2)c2ccccc21
Answer: a. Cc1c(C=O)cnn1CCC(=O)O
{#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#}
Cc1c(C=O)cnn1CCC(=O)O
Cc1c(C=O)cnn1CCC(=O)O
3-(4-formyl-5-methylpyrazol-1-yl)propanoicacid