Problem statement: Answer the multiple choice question.
Query: Which compound has a -4.729\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: Cc1ccc(CS(=O)(=O)CCC(=O)NCCC(C)C)cc1
b: CCOC(=O)/C(C#N)=C/c1cc2ccccc2nc1Cl
Answer: b. CCOC(=O)/C(C#N)=C/c1cc2ccccc2nc1Cl
{#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#}
ethyl (E)-3-(2-chloroquinolin-3-yl)-2-cyanoprop-2-enoate