Task: Answer the multiple-choice question.
Question: Which drug has a 1.424\% 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 other words.
Options:
(a) O=C(Oc1ccccc1N1CCOCC1)c1ccccc1
(b) Nc1c(C(=O)OCC(=O)Nc2ccc(Cl)cc2[N+](=O)[O-])[nH]c(=O)[nH]c1=O
(c) COc1ccc(CC2(CO)CCN(Cc3cnc(-c4ccccc4C)nc3)CC2)cc1
Answer: b. Nc1c(C(=O)OCC(=O)Nc2ccc(Cl)cc2[N+](=O)[O-])[nH]c(=O)[nH]c1=O
{#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#}
Nc1c(C(=O)OCC(=O)Nc2ccc(Cl)cc2[N+](=O)[O-])[nH]c(=O)[nH]c1=O
Nc1c(C(=O)OCC(=O)Nc2ccc(Cl)cc2[N+](=O)[O-])[nH]c(=O)[nH]c1=O
[2-(4-chloro-2-nitroanilino)-2-oxoethyl] 5-amino-2,4-dioxo-1H-pyrimidine-6-carboxylate