Task: Answer the MCQ question.
Question: Which drug exhibits a -2.136\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. COC(=O)c1cc(Cl)cc2c(C)c(C(C)(C)O)[nH]c12
b. Cc1ccc(N2C(=O)N(CC(=O)Nc3cccc(C)c3C)C(=O)C2C)cc1
Answer: a. COC(=O)c1cc(Cl)cc2c(C)c(C(C)(C)O)[nH]c12
{#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)c1cc(Cl)cc2c(C)c(C(C)(C)O)[nH]c12
COC(=O)c1cc(Cl)cc2c(C)c(C(C)(C)O)[nH]c12
methyl 5-chloro-2-(2-hydroxypropan-2-yl)-3-methyl-1H-indole-7-carboxylate