Problem statement: Answer the multiple-choice question.
Question: Which drug has a 3.907\% 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 additional words.
Options:
a: O=C1Nc2c(Br)cc(Br)c3cccc1c23
b: NC(=O)CC(NC(=O)c1ccccc1)c1ccc(NCCCN2CCCC2=O)c([N+](=O)[O-])c1
c: CCCCCCCCO
d: Cn1cccc1C(=O)OCc1cc(Cl)cc2c1OCOC2
e: Cl.O=C(NCCCn1ccnc1)c1ccc(F)cc1
Answer: b. NC(=O)CC(NC(=O)c1ccccc1)c1ccc(NCCCN2CCCC2=O)c([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#}
NC(=O)CC(NC(=O)c1ccccc1)c1ccc(NCCCN2CCCC2=O)c([N+](=O)[O-])c1
NC(=O)CC(NC(=O)c1ccccc1)c1ccc(NCCCN2CCCC2=O)c([N+](=O)[O-])c1
N-[3-amino-1-[3-nitro-4-[3-(2-oxopyrrolidin-1-yl)propylamino]phenyl]-3-oxopropyl]benzamide