Problem statement: Answer the multiple-choice question.
Query: Which compound has a 25.211\% 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 additional words.
Options:
a) O=c1nc2n(c3ncccc13)CCCCC2
b) CCOc1ccc2nc(SCC(=O)Nc3ccc4[nH]c(=O)[nH]c4c3)[nH]c2c1
c) COc1ccccc1NS(=O)(=O)c1ccc(C(=O)NCC(c2ccco2)N(C)C)cc1
Answer: b. CCOc1ccc2nc(SCC(=O)Nc3ccc4[nH]c(=O)[nH]c4c3)[nH]c2c1
{#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#}
CCOc1ccc2nc(SCC(=O)Nc3ccc4[nH]c(=O)[nH]c4c3)[nH]c2c1
CCOc1ccc2nc(SCC(=O)Nc3ccc4[nH]c(=O)[nH]c4c3)[nH]c2c1
2-[(6-ethoxy-1H-benzimidazol-2-yl)sulfanyl]-N-(2-oxo-1,3-dihydrobenzimidazol-5-yl)acetamide