Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 1.659\% 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: NC(=O)CC(NC(=O)c1ccc(Br)cc1)c1ccc(NCc2ccc(F)cc2)c([N+](=O)[O-])c1
b: CCOC(=O)c1ccc(NC(=S)N2CCSC2c2c(F)cc(F)cc2F)cc1
c: CCOC(=O)C(CC)n1cnc2c(nnn2-c2ccccc2)c1=O
Answer: c. CCOC(=O)C(CC)n1cnc2c(nnn2-c2ccccc2)c1=O
{#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#}
CCOC(=O)C(CC)n1cnc2c(nnn2-c2ccccc2)c1=O
CCOC(=O)C(CC)n1cnc2c(nnn2-c2ccccc2)c1=O
ethyl 2-(7-oxo-3-phenyltriazolo[4,5-d]pyrimidin-6-yl)butanoate