Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a -1.521\% 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] COc1ccc(C(=O)OCCN2CCN(C3=NS(=O)(=O)c4ccccc43)CC2)cc1OC
[b] CCOC(=O)CSc1nc(N2CCOCC2)c2c(c1C#N)CC(C)(C)OC2
Answer: a. COc1ccc(C(=O)OCCN2CCN(C3=NS(=O)(=O)c4ccccc43)CC2)cc1OC
{#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#}
COc1ccc(C(=O)OCCN2CCN(C3=NS(=O)(=O)c4ccccc43)CC2)cc1OC
COc1ccc(C(=O)OCCN2CCN(C3=NS(=O)(=O)c4ccccc43)CC2)cc1OC
2-[4-(1,1-dioxo-1,2-benzothiazol-3-yl)piperazin-1-yl]ethyl4,5-dimethoxybenzoate