Task: Answer the multiple choice question.
Query: Which compound has a -8.688\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a.) CCOc1ccc(CCNC(=O)c2nccnc2C(=O)O)cc1OCC
b.) CC(=O)NC(CC(=O)c1ccc([N+](=O)[O-])cc1)C(Cl)(Cl)Cl
c.) COc1ccc(CN(C)C(=O)CNC(=O)c2ccc3ccccc3c2)c(OC)c1
d.) O=C(CN1CCCCC1)N1CCc2ccccc21
Answer: b. CC(=O)NC(CC(=O)c1ccc([N+](=O)[O-])cc1)C(Cl)(Cl)Cl
{#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#}
CC(=O)NC(CC(=O)c1ccc([N+](=O)[O-])cc1)C(Cl)(Cl)Cl
CC(=O)NC(CC(=O)c1ccc([N+](=O)[O-])cc1)C(Cl)(Cl)Cl
N-[1,1,1-trichloro-4-(4-nitrophenyl)-4-oxobutan-2-yl]acetamide