Problem statement: Answer the multiple-choice question.
Question: Which compound has a 4.990\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] CSCC[C@H](NC(=O)OC(C)(C)C)C(=O)N/N=C/c1cccc2cccnc12
[b] CCOc1cc(S(=O)(=O)NCCc2cccc(C)c2)c(OCC)cc1-n1cnnn1
Answer: a. CSCC[C@H](NC(=O)OC(C)(C)C)C(=O)N/N=C/c1cccc2cccnc12
{#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#}
tert-butyl N-[(2S)-4-methylsulfanyl-1-oxo-1-[(2E)-2-(quinolin-8-ylmethylidene)hydrazinyl]butan-2-yl]carbamate