Problem statement: Answer the multiple choice question.
Query: Which drug has a 21.786\% 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] COc1ccc(CC(=O)NNC(=O)c2cccs2)cc1
[b] CCOc1ccc(-n2c(N)c(-c3nc4ccccc4n3C)c3nc4ccccc4nc32)cc1
[c] COc1cccc(CN2CCNC(=O)C2CC(=O)NCc2cn3ccccc3n2)c1OC
Answer: c. COc1cccc(CN2CCNC(=O)C2CC(=O)NCc2cn3ccccc3n2)c1OC
{#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#}
COc1cccc(CN2CCNC(=O)C2CC(=O)NCc2cn3ccccc3n2)c1OC
COc1cccc(CN2CCNC(=O)C2CC(=O)NCc2cn3ccccc3n2)c1OC
2-[1-[(2,3-dimethoxyphenyl)methyl]-3-oxopiperazin-2-yl]-N-(imidazo[1,2-a]pyridin-2-ylmethyl)acetamide