Task: Answer the MCQ question.
Query: Which compound has a 5.267\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) CCC(=O)N1c2ccc(S(=O)(=O)CCC(=O)Nc3nccs3)cc2CC1C
(b) CCC(=O)NNc1ncnc2c1cnn2C
(c) COc1ccc(OCC(=O)NCCNC(=O)c2ccncc2)cc1
Answer: b. CCC(=O)NNc1ncnc2c1cnn2C
{#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(=O)NNc1ncnc2c1cnn2C
CCC(=O)NNc1ncnc2c1cnn2C
N'-(1-methylpyrazolo[3,4-d]pyrimidin-4-yl)propanehydrazide