Problem statement: Answer the MCQ question.
Query: Which compound has a 12.863\% 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) Cc1ccc(OCC(=O)Nc2cccc(S(=O)(=O)N3CCCCCC3)c2)cc1C
(b) CC(C)CNC(=O)COC(=O)Cc1ccc(Cl)cc1
Answer: b. CC(C)CNC(=O)COC(=O)Cc1ccc(Cl)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#}
CC(C)CNC(=O)COC(=O)Cc1ccc(Cl)cc1
CC(C)CNC(=O)COC(=O)Cc1ccc(Cl)cc1
[2-(2-methylpropylamino)-2-oxoethyl] 2-(4-chlorophenyl)acetate