Problem statement: Answer the multiple choice question.
Query: Which drug has a 2.168\% 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) CC(C)(C)Nc1nc(SCC(=O)Nc2ccccc2)nc(N2CCOCC2)n1
(b) O=C(/C=C/c1cccc([N+](=O)[O-])c1)NCCc1ccc(F)cc1
(c) CCOC(=O)N1CCC(N2CC34C=CC(O3)C(C(=O)Nc3ccc(OCC)cc3)C4C2=O)CC1
Answer: c. CCOC(=O)N1CCC(N2CC34C=CC(O3)C(C(=O)Nc3ccc(OCC)cc3)C4C2=O)CC1
{#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#}
CCOC(=O)N1CCC(N2CC34C=CC(O3)C(C(=O)Nc3ccc(OCC)cc3)C4C2=O)CC1
CCOC(=O)N1CCC(N2CC34C=CC(O3)C(C(=O)Nc3ccc(OCC)cc3)C4C2=O)CC1
ethyl 4-[6-[(4-ethoxyphenyl)carbamoyl]-4-oxo-10-oxa-3-azatricyclo[5.2.1.01,5]dec-8-en-3-yl]piperidine-1-carboxylate