Task: Answer the MCQ question.
Query: Which drug has a -1.665\% 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) CCc1ccccc1NC(=O)CSc1nnc([C@@H](NC(=O)OC(C)(C)C)C(C)CC)o1
b) COc1cccc(NC(=O)c2cc3ccccc3o/c2=N\O)c1
Answer: a. CCc1ccccc1NC(=O)CSc1nnc([C@@H](NC(=O)OC(C)(C)C)C(C)CC)o1
{#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#}
CCc1ccccc1NC(=O)CSc1nnc([C@@H](NC(=O)OC(C)(C)C)C(C)CC)o1
CCc1ccccc1NC(=O)CSc1nnc([C@@H](NC(=O)OC(C)(C)C)C(C)CC)o1
tert-butyl N-[(1S)-1-[5-[2-(2-ethylanilino)-2-oxoethyl]sulfanyl-1,3,4-oxadiazol-2-yl]-2-methylbutyl]carbamate