Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a -2.047\% 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] CSCCC(NS(=O)(=O)c1ccc(Cl)cc1)C(=O)OCC(=O)NC1CC1
[b] CCC(=O)N1CCN(c2ccc(Cl)cc2NC(=O)c2ccc(Br)o2)CC1
Answer: b. CCC(=O)N1CCN(c2ccc(Cl)cc2NC(=O)c2ccc(Br)o2)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#}
CCC(=O)N1CCN(c2ccc(Cl)cc2NC(=O)c2ccc(Br)o2)CC1
CCC(=O)N1CCN(c2ccc(Cl)cc2NC(=O)c2ccc(Br)o2)CC1
5-bromo-N-[3-chloro-6-(4-propanoyl-1,4-diazinan-1-yl)phenyl]furan-2-carboxamide