Task: Answer the multiple-choice question.
Question: Which compound has a 3.932\% 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 COc1ccc2cc(C(=O)C3CCCN(C(=O)C4=NN(C)C(=O)CC4)C3)ccc2c1
b Nc1cc(-c2nc3ncccc3o2)ccc1Cl
c COc1ccccc1N(CC(=O)Nc1ccc(F)c(F)c1)S(C)(=O)=O
d Cc1cccc2sc(N(CCN(C)C)C(=O)c3cc(Cl)sc3Cl)nc12.Cl
Answer: b. Nc1cc(-c2nc3ncccc3o2)ccc1Cl
{#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#}
Nc1cc(-c2nc3ncccc3o2)ccc1Cl
Nc1cc(-c2nc3ncccc3o2)ccc1Cl
2-chloro-5-([1,3]oxazolo[4,5-b]pyridin-2-yl)aniline