Task: Answer the MCQ question.
Question: Which drug has a 9.997\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) OCc1nnc2c3ccccc3c(-c3ccccc3)nn12
b) CC(C)(C)C(=O)NC(=S)Nc1sc2c(c1C(N)=O)CCC2
Answer: a. OCc1nnc2c3ccccc3c(-c3ccccc3)nn12
{#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#}
OCc1nnc2c3ccccc3c(-c3ccccc3)nn12
OCc1nnc2c3ccccc3c(-c3ccccc3)nn12
(6-phenyl-[1,2,4]triazolo[3,4-a]phthalazin-3-yl)methanol