Problem statement: Answer the multiple choice question.
Query: Which drug has a 4.003\% 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] Cc1ccsc1/C=N/NC(=O)Cc1ccc(Cl)cc1
[b] COC(=O)C1C(=O)c2c([nH]c(C(=O)OCCSC)c2C)CC1C
Answer: b. COC(=O)C1C(=O)c2c([nH]c(C(=O)OCCSC)c2C)CC1C
{#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#}
COC(=O)C1C(=O)c2c([nH]c(C(=O)OCCSC)c2C)CC1C
COC(=O)C1C(=O)c2c([nH]c(C(=O)OCCSC)c2C)CC1C
5-O-methyl 2-O-(2-methylsulfanylethyl) 3,6-dimethyl-4-oxo-1,5,6,7-tetrahydroindole-2,5-dicarboxylate