Problem statement: Answer the multiple choice question.
Question: Which drug has a 7.839\% 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: Cc1ccc(CSc2ccc(-c3ccc4c(c3)OCO4)nn2)cc1
b: O=[N+]([O-])c1ccc(-c2cn3nc(-c4ccccc4)c(-c4ccccc4)nc3n2)cc1
c: CCCc1nnc(SCC(=O)NC2CC2)n1CC
Answer: b. O=[N+]([O-])c1ccc(-c2cn3nc(-c4ccccc4)c(-c4ccccc4)nc3n2)cc1
{#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#}
O=[N+]([O-])c1ccc(-c2cn3nc(-c4ccccc4)c(-c4ccccc4)nc3n2)cc1
O=[N+]([O-])c1ccc(-c2cn3nc(-c4ccccc4)c(-c4ccccc4)nc3n2)cc1
6-(4-nitrophenyl)-2,3-diphenylimidazo[1,2-b][1,2,4]triazine