Problem statement: Answer the multiple choice question.
Question: Which compound has a -20.356\% 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 other words.
Options:
a. COc1cc(NC(=O)CSc2ccccc2)c(C(=O)O)cc1OC
b. CCOC(=O)CCc1c(C)c(C#N)c2nc3ccccc3n2c1-n1ccnc1C
c. CCOC(=O)c1[nH]cnc1C(=O)Nc1cccc(N)n1
Answer: b. CCOC(=O)CCc1c(C)c(C#N)c2nc3ccccc3n2c1-n1ccnc1C
{#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)CCc1c(C)c(C#N)c2nc3ccccc3n2c1-n1ccnc1C
CCOC(=O)CCc1c(C)c(C#N)c2nc3ccccc3n2c1-n1ccnc1C
ethyl 3-[4-cyano-3-methyl-1-(2-methylimidazol-1-yl)pyrido[1,2-a]benzimidazol-2-yl]propanoate