Task: Answer the MCQ question.
Query: Which drug exhibits a 6.779\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a.) Brc1ccc(-c2cn3nc4c(nc3n2)CCCC4)cc1
b.) CC(=O)Nc1ccc(S(=O)(=O)Nc2nc3ccccc3nc2N2CCc3ccccc3C2)cc1
c.) CC1(C)[N+]([O-])=C2C(=[N+]([O-])C1(C)C)c1ccccc1/C2=N\O
d.) Cc1cccc(C)c1NC(=O)CCCCCNS(=O)(=O)c1ccccc1
Answer: b. CC(=O)Nc1ccc(S(=O)(=O)Nc2nc3ccccc3nc2N2CCc3ccccc3C2)cc1
{#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)Nc1ccc(S(=O)(=O)Nc2nc3ccccc3nc2N2CCc3ccccc3C2)cc1
CC(=O)Nc1ccc(S(=O)(=O)Nc2nc3ccccc3nc2N2CCc3ccccc3C2)cc1
N-[4-[[3-(3,4-dihydro-1H-isoquinolin-2-yl)quinoxalin-2-yl]sulfamoyl]phenyl]acetamide