Task: Answer the multiple choice question.
Query: Which compound exhibits a 13.694\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: CCOC(=O)c1nc2c(=O)n(C)c(=O)n(C)c2n(C)c1=O
b: COC(=O)c1sccc1Oc1ccc(F)cc1[N+](=O)[O-]
c: Cc1cccc2sc(NC(=O)CCNS(=O)(=O)c3cccc4nonc34)nc12
d: COc1ccc2nc(Cl)cc(Cl)c2c1
Answer: a. CCOC(=O)c1nc2c(=O)n(C)c(=O)n(C)c2n(C)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)c1nc2c(=O)n(C)c(=O)n(C)c2n(C)c1=O
CCOC(=O)c1nc2c(=O)n(C)c(=O)n(C)c2n(C)c1=O
ethyl 1,3,8-trimethyl-2,4,7-trioxopteridine-6-carboxylate