Task: Answer the MCQ question.
Question: Which compound exhibits a 19.337\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] COCCNC(=S)Nc1ccc2nc(N3CCOCC3)cc(C)c2c1
[b] COc1ccc(C(=O)N2CCNC(=O)C2CC(=O)Nc2ccc(C)cc2)cc1
Answer: b. COc1ccc(C(=O)N2CCNC(=O)C2CC(=O)Nc2ccc(C)cc2)cc1
{#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#}
COc1ccc(C(=O)N2CCNC(=O)C2CC(=O)Nc2ccc(C)cc2)cc1
COc1ccc(C(=O)N2CCNC(=O)C2CC(=O)Nc2ccc(C)cc2)cc1
2-[1-(4-methoxybenzoyl)-3-oxopiperazin-2-yl]-N-(4-methylphenyl)acetamide