Problem statement: Answer the multiple-choice question.
Query: Which drug has a -3.455\% 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) CCCn1nc(NC(=O)c2ccccn2)c2cc3cc(C)ccc3nc21
(b) Cc1ccc(S(=O)(=O)N(CC(=O)Nc2cccnc2)c2cccc(Br)c2)cc1
(c) O=C(O)c1ccc(NC(=O)c2cn(-c3ccccc3)nc2-c2ccc(Br)cc2)cc1
(d) O=C(NCCN1CCOCC1)c1cc(-c2ccco2)on1
(e) CCCC1CCC(=NNS(=O)(=O)c2ccc(C)c([N+](=O)[O-])c2)CC1
Answer: a. CCCn1nc(NC(=O)c2ccccn2)c2cc3cc(C)ccc3nc21
{#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#}
CCCn1nc(NC(=O)c2ccccn2)c2cc3cc(C)ccc3nc21
CCCn1nc(NC(=O)c2ccccn2)c2cc3cc(C)ccc3nc21
N-(6-methyl-1-propylpyrazolo[3,4-b]quinolin-3-yl)pyridine-2-carboxamide