Problem statement: Answer the MCQ question.
Query: Which compound has a -1.961\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. CCOC(=O)c1cc(C#N)c(N2CCCC2)nc1-c1ccccc1
b. CCOc1ccc(NC(=S)NC2CC3CCC(C2)N3Cc2ccco2)cc1
c. O=C(Nc1ccc2c(c1)Cc1ccccc1-2)c1cc2ccccc2o1
Answer: a. CCOC(=O)c1cc(C#N)c(N2CCCC2)nc1-c1ccccc1
{#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)c1cc(C#N)c(N2CCCC2)nc1-c1ccccc1
CCOC(=O)c1cc(C#N)c(N2CCCC2)nc1-c1ccccc1
ethyl 5-cyano-2-phenyl-6-pyrrolidin-1-ylpyridine-3-carboxylate