Task: Answer the MCQ question.
Question: Which compound has a 2.242\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
[a] COc1cccc(CN2CCN(C(c3ccccc3)c3ccccc3)CC2)c1O.O=C(O)C(=O)O
[b] O=C(CSc1nnc(Cc2ccccc2)n1-c1ccccc1)NNC(=O)Cc1ccccc1
[c] CCOc1ccc2nc(COC(=O)c3cccc([N+](=O)[O-])c3)c(C(C)=O)[n+]([O-])c2c1
Answer: b. O=C(CSc1nnc(Cc2ccccc2)n1-c1ccccc1)NNC(=O)Cc1ccccc1
{#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#}
O=C(CSc1nnc(Cc2ccccc2)n1-c1ccccc1)NNC(=O)Cc1ccccc1
O=C(CSc1nnc(Cc2ccccc2)n1-c1ccccc1)NNC(=O)Cc1ccccc1
N'-[2-[(5-benzyl-4-phenyl-1,2,4-triazol-3-yl)sulfanyl]acetyl]-2-phenylacetohydrazide