Task: Answer the MCQ question.
Question: Which drug exhibits a 18.426\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a CC(=O)c1nn(-c2cccc(Br)c2)cc1C(=O)c1ccc2ccccc2c1
b CC(C)(C)NC(=O)C(c1c[nH]c2ccccc12)N(C(=O)Cn1nnc(-c2ccc(F)cc2)n1)c1cccc(O)c1
c O=[N+]([O-])c1ccc(-c2nnc([S-])n2-c2ccccc2)cc1.[Na+]
Answer: c. O=[N+]([O-])c1ccc(-c2nnc([S-])n2-c2ccccc2)cc1.[Na+]
{#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#}
O=[N+]([O-])c1ccc(-c2nnc([S-])n2-c2ccccc2)cc1.[Na+]
O=[N+]([O-])c1ccc(-c2nnc([S-])n2-c2ccccc2)cc1.[Na+]
sodium;5-(4-nitrophenyl)-4-phenyl-1,2,4-triazole-3-thiolate