Task: Answer the multiple choice question.
Query: Which drug exhibits a 4.882\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. CCCOC(=O)c1c(-c2ccccc2)nc(CC)c(C(=O)SCC)c1CCC
b. O=C(NN=C1c2ccccc2-c2ccccc21)c1ccccc1Br
c. Cc1ccc(S(=O)(=O)N2CCC(C(=O)N3CCC3)CC2)cc1
d. CC(C)(C)c1ccc(C(=O)Nc2cccc3c(=O)[nH][nH]c(=O)c23)cc1
e. CC(=O)Nc1ccc(S(=O)(=O)n2cnc3ccccc32)cc1
Answer: b. O=C(NN=C1c2ccccc2-c2ccccc21)c1ccccc1Br
{#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(NN=C1c2ccccc2-c2ccccc21)c1ccccc1Br
O=C(NN=C1c2ccccc2-c2ccccc21)c1ccccc1Br
2-bromo-N-(fluoren-9-ylideneamino)benzamide