Task: Answer the multiple-choice question.
Query: Which drug exhibits a 6.984\% 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) Nc1nc(SCC(=O)Nc2ccc(Cl)c([N+](=O)[O-])c2)n[nH]1
(b) CO/N=C/NC(=O)C1=NOC(CNc2ncc(C(F)(F)F)cc2Cl)C1
(c) COCCNC(=O)CSc1nc2ccc(N3CCOCC3)cc2c(=O)n1CCc1ccccc1
(d) CS(=O)(=O)c1ccc2nc(NC(=O)c3cc4ccccc4o3)sc2c1
Answer: a. Nc1nc(SCC(=O)Nc2ccc(Cl)c([N+](=O)[O-])c2)n[nH]1
{#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#}
Nc1nc(SCC(=O)Nc2ccc(Cl)c([N+](=O)[O-])c2)n[nH]1
Nc1nc(SCC(=O)Nc2ccc(Cl)c([N+](=O)[O-])c2)n[nH]1
2-[(5-amino-1H-1,2,4-triazol-3-yl)sulfanyl]-N-(4-chloro-3-nitrophenyl)acetamide