Task: Answer the MCQ question.
Question: Which drug exhibits a 6.449\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) c1cncc(C(c2nnnn2C2CCCC2)N2CCCC2)c1
b.) CN(C)C(=O)CSc1nnc([C@H](Cc2c[nH]c3ccccc23)NC(=O)OC(C)(C)C)o1
Answer: b. CN(C)C(=O)CSc1nnc([C@H](Cc2c[nH]c3ccccc23)NC(=O)OC(C)(C)C)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#}
CN(C)C(=O)CSc1nnc([C@H](Cc2c[nH]c3ccccc23)NC(=O)OC(C)(C)C)o1
CN(C)C(=O)CSc1nnc([C@H](Cc2c[nH]c3ccccc23)NC(=O)OC(C)(C)C)o1
tert-butyl N-[(1S)-1-[5-[2-(dimethylamino)-2-oxoethyl]sulfanyl-1,3,4-oxadiazol-2-yl]-2-(1H-indol-3-yl)ethyl]carbamate