Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 11.851\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) CCOC(=O)N1CCN(C(=O)Cn2nc(C)n3nc(-c4ccc(OC)cc4)cc3c2=O)CC1
b) CCOc1c(C)cnc2c1c(=O)n(Cc1ccc(Cl)cc1)c(=O)n2C
Answer: b. CCOc1c(C)cnc2c1c(=O)n(Cc1ccc(Cl)cc1)c(=O)n2C
{#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#}
CCOc1c(C)cnc2c1c(=O)n(Cc1ccc(Cl)cc1)c(=O)n2C
CCOc1c(C)cnc2c1c(=O)n(Cc1ccc(Cl)cc1)c(=O)n2C
3-[(4-chlorophenyl)methyl]-5-ethoxy-1,6-dimethylpyrido[2,3-d]pyrimidine-2,4-dione