Problem statement: Answer the MCQ question.
Question: Which drug has a -25.403\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) Cc1ccc(CNC(=O)CCC2CCCN(Cc3cccc4ncccc34)C2)o1
(b) COc1cc(CN2CCN(Cc3ccc([N+](=O)[O-])cc3)CC2)c([N+](=O)[O-])cc1OC.O=C(O)C(=O)O
(c) COCC(=O)Nc1nnc(Cc2ccc(OC)c(OC)c2)s1
Answer: b. COc1cc(CN2CCN(Cc3ccc([N+](=O)[O-])cc3)CC2)c([N+](=O)[O-])cc1OC.O=C(O)C(=O)O
{#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#}
COc1cc(CN2CCN(Cc3ccc([N+](=O)[O-])cc3)CC2)c([N+](=O)[O-])cc1OC.O=C(O)C(=O)O
COc1cc(CN2CCN(Cc3ccc([N+](=O)[O-])cc3)CC2)c([N+](=O)[O-])cc1OC.O=C(O)C(=O)O
1-[(4,5-dimethoxy-2-nitrophenyl)methyl]-4-[(4-nitrophenyl)methyl]piperazine;oxalic acid