Problem statement: Answer the multiple-choice question.
Query: Which drug has a 4.474\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] N/C(=N/OCc1cccc([N+](=O)[O-])c1)c1nonc1N
[b] Cc1ccc(NC(=O)C2CCN(S(=O)(=O)c3ccc4c(c3)OCCO4)CC2)c(O)c1
[c] Cc1cc(Cl)cc(Cl)c1OCC(=O)NCc1ccco1
[d] O=C(CCNC(=O)c1ccccc1Cl)NNC(=O)c1ccccc1O
Answer: a. N/C(=N/OCc1cccc([N+](=O)[O-])c1)c1nonc1N
{#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#}
N/C(=N/OCc1cccc([N+](=O)[O-])c1)c1nonc1N
N/C(=N/OCc1cccc([N+](=O)[O-])c1)c1nonc1N
4-amino-N'-[(3-nitrophenyl)methoxy]-1,2,5-oxadiazole-3-carboximidamide