Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a -2.610\% 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 additional words.
Options:
a CN(C)CCNC(=O)c1cccc(NS(=O)(=O)c2ccc(Cl)c(Cl)c2)c1
b CN(C)c1ccc(S(=O)(=O)NCC(=O)NCCC2=CCCCC2)cc1[N+](=O)[O-]
c Oc1cccnc1Sc1cccc(C(F)(F)F)c1
d CCOc1cc(C2NC(=O)CCC2[N+](=O)[O-])cc(Br)c1OCC
e C/C(=C\c1ccccc1)CN1CCN(C)CC1
Answer: d. CCOc1cc(C2NC(=O)CCC2[N+](=O)[O-])cc(Br)c1OCC
{#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#}
CCOc1cc(C2NC(=O)CCC2[N+](=O)[O-])cc(Br)c1OCC
CCOc1cc(C2NC(=O)CCC2[N+](=O)[O-])cc(Br)c1OCC
6-(3-bromo-4,5-diethoxyphenyl)-5-nitropiperidin-2-one