Problem statement: Answer the MCQ question.
Question: Which drug exhibits a -3.216\% 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 NC(=O)CSc1oc(-c2ccco2)nc1S(=O)(=O)c1ccc(F)cc1
b COc1ccccc1CNC(=O)c1ccc2nc3[nH]c4ccccc4c3nc2c1
c Cc1ccc(N=Cc2sc(O)c3ccccc23)cc1
d COc1ccc(Br)cc1C1CC(=O)N2CN(C)CSC2=C1C#N
e CC(=O)c1cc2c(cc1NC(=O)CCCC(=O)O)OCO2
Answer: b. COc1ccccc1CNC(=O)c1ccc2nc3[nH]c4ccccc4c3nc2c1
{#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#}
COc1ccccc1CNC(=O)c1ccc2nc3[nH]c4ccccc4c3nc2c1
COc1ccccc1CNC(=O)c1ccc2nc3[nH]c4ccccc4c3nc2c1
N-[(2-methoxyphenyl)methyl]-6H-indolo[2,3-b]quinoxaline-2-carboxamide