Task: Answer the multiple-choice question.
Question: Which drug exhibits a 19.455\% human ether-à-go-go related gene (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) CCOC(=O)c1[nH]c2ccccc2c1NC(=O)c1ccc(Br)o1
(b) CCC(=O)Nc1cc(=O)[nH]c2nc(-c3ccc(Cl)cc3)nn12
(c) O=C(COC(=O)c1cc(=O)[nH]c2ccccc12)NCc1ccc(Cl)cc1
Answer: b. CCC(=O)Nc1cc(=O)[nH]c2nc(-c3ccc(Cl)cc3)nn12
{#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#}
CCC(=O)Nc1cc(=O)[nH]c2nc(-c3ccc(Cl)cc3)nn12
CCC(=O)Nc1cc(=O)[nH]c2nc(-c3ccc(Cl)cc3)nn12
N-[2-(4-chlorophenyl)-5-oxo-4H-[1,2,4]triazolo[1,5-a]pyrimidin-7-yl]propanamide