Task: Answer the multiple-choice question.
Question: Which drug exhibits a 19.738\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] O=C(NCc1ccc(F)cc1)c1cnc(-c2ccccn2)nc1C(F)(F)F
[b] Cc1cccc(-n2ccc(=O)c(C(=O)Nc3ccc(S(=O)(=O)Nc4nccc(C)n4)cc3)n2)c1
[c] Cc1ccccc1C(=O)Nc1c(C)[nH]c(=O)[nH]c1=O
Answer: b. Cc1cccc(-n2ccc(=O)c(C(=O)Nc3ccc(S(=O)(=O)Nc4nccc(C)n4)cc3)n2)c1
{#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#}
Cc1cccc(-n2ccc(=O)c(C(=O)Nc3ccc(S(=O)(=O)Nc4nccc(C)n4)cc3)n2)c1
Cc1cccc(-n2ccc(=O)c(C(=O)Nc3ccc(S(=O)(=O)Nc4nccc(C)n4)cc3)n2)c1
1-(3-methylphenyl)-N-[4-[(4-methylpyrimidin-2-yl)sulfamoyl]phenyl]-4-oxopyridazine-3-carboxamide