Task: Answer the multiple-choice question.
Question: Which compound exhibits a 12.956\% 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 additional words.
Options:
[a] CCn1c(=O)c(C(=O)NCc2ccccn2)c(O)c2ccccc21
[b] CCC1(C)Cc2nc3[nH]c(=S)n(-c4ccccc4C)c(=O)c3cc2CO1
[c] COc1cc(/C=C2\C(=O)NN(c3ccc(C)cc3)C2=O)cc([N+](=O)[O-])c1O
[d] CCN(CC)S(=O)(=O)c1ccc2c(c1)c(=O)c(C(=O)NCCc1ccccc1)cn2C
Answer: c. COc1cc(/C=C2\C(=O)NN(c3ccc(C)cc3)C2=O)cc([N+](=O)[O-])c1O
{#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(/C=C2\C(=O)NN(c3ccc(C)cc3)C2=O)cc([N+](=O)[O-])c1O
COc1cc(/C=C2\C(=O)NN(c3ccc(C)cc3)C2=O)cc([N+](=O)[O-])c1O
(4E)-4-[(4-hydroxy-3-methoxy-5-nitrophenyl)methylidene]-1-(4-methylphenyl)pyrazolidine-3,5-dione