Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 3.260\% 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) Cc1ccc2c(-c3ccc([N+](=O)[O-])cc3)cc(=O)[nH]c2c1
(b) Cc1ccc(-c2nnc(N(C)C(=O)c3ccncc3)s2)cn1
(c) O=C(COc1ccc(/C=N/NC(=O)c2cccnc2)cc1)Nc1ccccc1
(d) O=C(O)c1ccc2c3c(cccc13)C(=O)N(OS(=O)(=O)c1ccccc1)C2=O
Answer: a. Cc1ccc2c(-c3ccc([N+](=O)[O-])cc3)cc(=O)[nH]c2c1
{#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#}
Cc1ccc2c(-c3ccc([N+](=O)[O-])cc3)cc(=O)[nH]c2c1
Cc1ccc2c(-c3ccc([N+](=O)[O-])cc3)cc(=O)[nH]c2c1
7-methyl-4-(4-nitrophenyl)-1H-quinolin-2-one