Task: Answer the MCQ question.
Query: Which compound has a -5.056\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a.) OCCNc1ncnc2c1ncn2Cc1ccccc1
b.) CCOC(=O)c1ccc(NC(=O)c2nc[nH]c2C(=O)N[C@@H](CC(C)C)C(=O)OCc2ccccc2)cc1
c.) COc1ccc(NC(=O)CSc2nnc(-c3ccccn3)n2-c2ccccc2)cc1OC
Answer: a. OCCNc1ncnc2c1ncn2Cc1ccccc1
{#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#}
OCCNc1ncnc2c1ncn2Cc1ccccc1
OCCNc1ncnc2c1ncn2Cc1ccccc1
2-[(9-benzylpurin-6-yl)amino]ethanol