Task: Answer the MCQ question.
Query: Which compound exhibits a -39.526\% 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) O=C(OCc1nc2ccccc2s1)c1cc2ccccc2oc1=O
b) O=C(Nc1ccccc1SCC1CSc2nc3ccccc3c(=O)n21)c1ccccc1
c) O=C(CSc1nc(=O)n(CCCN2CCOCC2)c2c1CCCC2)Nc1cccc([N+](=O)[O-])c1
Answer: c. O=C(CSc1nc(=O)n(CCCN2CCOCC2)c2c1CCCC2)Nc1cccc([N+](=O)[O-])c1
{#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(CSc1nc(=O)n(CCCN2CCOCC2)c2c1CCCC2)Nc1cccc([N+](=O)[O-])c1
O=C(CSc1nc(=O)n(CCCN2CCOCC2)c2c1CCCC2)Nc1cccc([N+](=O)[O-])c1
2-[[1-(3-morpholin-4-ylpropyl)-2-oxo-5,6,7,8-tetrahydroquinazolin-4-yl]sulfanyl]-N-(3-nitrophenyl)acetamide