Task: Answer the MCQ question.
Query: Which compound exhibits a 0.772\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a.) CC(Oc1ccccc1)C(=O)N1CCc2ccccc2C1
b.) CC(=O)C1=C(O)C(=O)N(c2ccc(Br)cc2)C1c1ccccc1[N+](=O)[O-]
c.) Nc1cc(N2CCCC2)c(Cl)cc1[N+](=O)[O-]
d.) CC1=C(C(=O)OCC(C)C)C2(O)C(=O)c3ccccc3C2(O)N1
e.) CCN1C(=O)N[C@@H](c2cccc(C(F)(F)F)c2)[C@H](C(=O)OC)[C@H]1C
Answer: b. CC(=O)C1=C(O)C(=O)N(c2ccc(Br)cc2)C1c1ccccc1[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#}
CC(=O)C1=C(O)C(=O)N(c2ccc(Br)cc2)C1c1ccccc1[N+](=O)[O-]
CC(=O)C1=C(O)C(=O)N(c2ccc(Br)cc2)C1c1ccccc1[N+](=O)[O-]
3-acetyl-1-(4-bromophenyl)-4-hydroxy-2-(2-nitrophenyl)-2H-pyrrol-5-one