Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 20.536\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] COc1cc2c(cc1OC)C1(Nc3c-2c(-c2ccccc2)nn3-c2ccccc2)C(=O)Nc2ccccc21
[b] C=C1SC(=Nc2c(C)cccc2Cl)N(C(=O)c2sc3ccccc3c2Cl)C12CCCCC2
[c] COC(=O)Cc1csc(N)[nH+]1.[Cl-]
Answer: c. COC(=O)Cc1csc(N)[nH+]1.[Cl-]
{#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)Cc1csc(N)[nH+]1.[Cl-]
COC(=O)Cc1csc(N)[nH+]1.[Cl-]
methyl 2-(2-amino-1,3-thiazol-3-ium-4-yl)acetate;chloride