Task: Answer the multiple choice question.
Question: Which drug has a 8.107\% 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. CN(C)c1nc(N)ncc1-c1ccc(Oc2ccccc2)cc1
b. Cc1nnnn1CC(=O)Nc1ccccc1[N+](=O)[O-]
c. O=C(CCS(=O)(=O)c1cc(Br)cc2c1N(C(=O)C1CC1)CC2)N1CCN(c2ccccn2)CC1
d. COc1ccc(NC(=S)NC(=O)/C=C/c2ccccc2)cc1
Answer: b. Cc1nnnn1CC(=O)Nc1ccccc1[N+](=O)[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#}
Cc1nnnn1CC(=O)Nc1ccccc1[N+](=O)[O-]
Cc1nnnn1CC(=O)Nc1ccccc1[N+](=O)[O-]
2-(5-methyltetrazol-1-yl)-N-(2-nitrophenyl)acetamide