Task: Answer the multiple-choice question.
Query: Which compound exhibits a 4.715\% 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. COc1ccc(CNC(=O)Cn2nc([N+](=O)[O-])c(Br)c2C)cc1OC
b. Cc1cc(S(=O)(=O)Nc2ccc(F)cc2)c(C)s1
c. Cc1ccnc(NS(=O)(=O)c2ccc(NC(=O)Cc3ccccc3)cc2)n1
d. CCN1C(=O)[C@@H]2[C@@H](c3ccc(SC4CCCCC4)c(OC)c3)N3CCC[C@@]3(C(=O)OC)[C@@H]2C1=O.O=C(O)C(F)(F)F
e. Cc1ccc(C(=O)Nc2nnc(-c3ccco3)o2)cc1C
Answer: a. COc1ccc(CNC(=O)Cn2nc([N+](=O)[O-])c(Br)c2C)cc1OC
{#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#}
COc1ccc(CNC(=O)Cn2nc([N+](=O)[O-])c(Br)c2C)cc1OC
COc1ccc(CNC(=O)Cn2nc([N+](=O)[O-])c(Br)c2C)cc1OC
2-(4-bromo-5-methyl-3-nitropyrazol-1-yl)-N-[(3,4-dimethoxyphenyl)methyl]acetamide