Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a -19.259\% human ether-à-go-go related gene (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 other words.
Options:
(a) Cc1c(NC(=O)C(C)OC(=O)c2ccc([N+](=O)[O-])s2)c(=O)n(-c2ccccc2)n1C
(b) COc1ccc(Cn2c(C)nnc2-c2cnn(C)c2N)cc1
(c) CCOc1ccccc1C(=O)N[C@H](C(=O)OCc1cc([N+](=O)[O-])cc2c1OCOC2)C(C)C
(d) Cc1ccccc1C(C)NC(=O)COC(=O)Cn1cc(C(F)(F)F)ccc1=O
Answer: a. Cc1c(NC(=O)C(C)OC(=O)c2ccc([N+](=O)[O-])s2)c(=O)n(-c2ccccc2)n1C
{#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#}
Cc1c(NC(=O)C(C)OC(=O)c2ccc([N+](=O)[O-])s2)c(=O)n(-c2ccccc2)n1C
Cc1c(NC(=O)C(C)OC(=O)c2ccc([N+](=O)[O-])s2)c(=O)n(-c2ccccc2)n1C
[1-[(1,5-dimethyl-3-oxo-2-phenylpyrazol-4-yl)amino]-1-oxopropan-2-yl] 5-nitrothiophene-2-carboxylate