Task: Answer the MCQ question.
Question: Which compound exhibits a -9.805\% 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, or c without using any additional words.
Options:
a) CCOc1ccccc1C1CC(c2ccc(Br)cc2)Nc2nc(N)nn21
b) Cc1ccc2nc3c(c(Nc4ccc(O)cc4)c2c1)CCC3.Cl
c) CC(C(=O)Nc1cc([N+](=O)[O-])ccc1Cl)N1CCN(c2ccccc2)CC1
Answer: a. CCOc1ccccc1C1CC(c2ccc(Br)cc2)Nc2nc(N)nn21
{#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#}
CCOc1ccccc1C1CC(c2ccc(Br)cc2)Nc2nc(N)nn21
CCOc1ccccc1C1CC(c2ccc(Br)cc2)Nc2nc(N)nn21
5-(4-bromophenyl)-7-(2-ethoxyphenyl)-4,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine