Task: Answer the MCQ question.
Query: Which compound exhibits a -8.676\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) Cc1ccnc(NS(=O)(=O)c2ccc(NC(=O)CC(C)c3ccccc3)cc2)n1
b.) O=C(Cn1cnc2c(cnn2-c2ccccc2)c1=O)Nc1cc(S(=O)(=O)N2CCOCC2)ccc1Cl
Answer: b. O=C(Cn1cnc2c(cnn2-c2ccccc2)c1=O)Nc1cc(S(=O)(=O)N2CCOCC2)ccc1Cl
{#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#}
O=C(Cn1cnc2c(cnn2-c2ccccc2)c1=O)Nc1cc(S(=O)(=O)N2CCOCC2)ccc1Cl
O=C(Cn1cnc2c(cnn2-c2ccccc2)c1=O)Nc1cc(S(=O)(=O)N2CCOCC2)ccc1Cl
N-(2-chloro-5-morpholin-4-ylsulfonylphenyl)-2-(4-oxo-1-phenylpyrazolo[3,4-d]pyrimidin-5-yl)acetamide