Task: Answer the MCQ question.
Query: Which compound exhibits a 17.886\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. CCCNS(=O)(=O)c1cc(Cl)ccc1OC
b. Cc1cccc(Nc2nnc(SCC(=O)Nc3ccccc3[N+](=O)[O-])s2)c1
c. COCCN(C(=O)Cn1nnc2ccccc21)C(C(=O)NC1CCCC1)c1cccc(OC)c1OC
Answer: b. Cc1cccc(Nc2nnc(SCC(=O)Nc3ccccc3[N+](=O)[O-])s2)c1
{#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#}
2-[[5-(3-methylanilino)-1,3,4-thiadiazol-2-yl]sulfanyl]-N-(2-nitrophenyl)acetamide