Task: Answer the MCQ question.
Question: Which drug exhibits a -2.154\% 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 or b without using any additional words.
Options:
a. COc1cc(Nc2nc3ccccc3nc2NS(=O)(=O)c2ccc([N+](=O)[O-])cc2)cc(OC)c1OC
b. COCCCNC(=O)c1ccc2nc(Cc3ccc(OC)cc3)oc2c1
Answer: a. COc1cc(Nc2nc3ccccc3nc2NS(=O)(=O)c2ccc([N+](=O)[O-])cc2)cc(OC)c1OC
{#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#}
COc1cc(Nc2nc3ccccc3nc2NS(=O)(=O)c2ccc([N+](=O)[O-])cc2)cc(OC)c1OC
COc1cc(Nc2nc3ccccc3nc2NS(=O)(=O)c2ccc([N+](=O)[O-])cc2)cc(OC)c1OC
oxido-oxo-[4-[[3-(3,4,5-trimethoxyanilino)quinoxalin-2-yl]sulfamoyl]phenyl]azanium