Task: Answer the multiple-choice question.
Question: Which compound exhibits a 13.638\% 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) O=C(Nc1cccc([N+](=O)[O-])c1)c1cc(S(=O)(=O)N2CCOCC2)cs1
(b) Cn1c(C(=O)NC2CC2)cc(=O)n(C)c1=O
(c) CCOC(=O)N1CCN(C(=O)c2cc(COc3cccc(C(C)=O)c3)on2)CC1
(d) CCn1nc(NC(=O)C(C)C)c2cc3ccc(C)cc3nc21
Answer: d. CCn1nc(NC(=O)C(C)C)c2cc3ccc(C)cc3nc21
{#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#}
CCn1nc(NC(=O)C(C)C)c2cc3ccc(C)cc3nc21
CCn1nc(NC(=O)C(C)C)c2cc3ccc(C)cc3nc21
N-(1-ethyl-7-methylpyrazolo[3,4-b]quinolin-3-yl)-2-methylpropanamide