Task: Answer the multiple choice question.
Query: Which compound exhibits a 2.675\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a) CC1=C(C(=O)OCC(C)C)C(c2cc3c(cc2Br)OCO3)NC(=O)N1C
b) Cc1onc(C(=O)N2CCN(C(c3ccccc3)c3ccccc3)CC2)c1[N+](=O)[O-]
c) CC(=O)NC(=S)Nc1ccc(NC(=O)COc2ccc(Cl)cc2)cc1
d) COc1ccc(C2C(=O)c3ccccc3C2=O)c(OC)c1
e) COCCNC(=S)N/N=C(\C)c1cc2ccccc2o1
Answer: b. Cc1onc(C(=O)N2CCN(C(c3ccccc3)c3ccccc3)CC2)c1[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#}
Cc1onc(C(=O)N2CCN(C(c3ccccc3)c3ccccc3)CC2)c1[N+](=O)[O-]
Cc1onc(C(=O)N2CCN(C(c3ccccc3)c3ccccc3)CC2)c1[N+](=O)[O-]
(4-benzhydrylpiperazin-1-yl)-(5-methyl-4-nitro-1,2-oxazol-3-yl)methanone