Problem statement: Answer the multiple choice question.
Query: Which drug has a 22.339\% 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. C/C(N)=C(/C#N)C(=O)CSc1nc(C2CCCCC2)n(-c2ccccc2)n1
b. Cc1cccc(NC(=O)CSc2nc(C)c(CC(=O)c3ccc(Br)cc3)c(C)c2C#N)c1C
Answer: b. Cc1cccc(NC(=O)CSc2nc(C)c(CC(=O)c3ccc(Br)cc3)c(C)c2C#N)c1C
{#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#}
Cc1cccc(NC(=O)CSc2nc(C)c(CC(=O)c3ccc(Br)cc3)c(C)c2C#N)c1C
Cc1cccc(NC(=O)CSc2nc(C)c(CC(=O)c3ccc(Br)cc3)c(C)c2C#N)c1C
2-[5-[2-(4-bromophenyl)-2-oxoethyl]-3-cyano-4,6-dimethylpyridin-2-yl]sulfanyl-N-(2,3-dimethylphenyl)acetamide