Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 13.006\% 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.) COc1ccc(NC(=O)C2CCCN(c3nc(C)cc(C)n3)C2)cc1
b.) NSc1nc(N)c2nc(-c3ccccc3)c(-c3ccccc3)nc2n1
Answer: b. NSc1nc(N)c2nc(-c3ccccc3)c(-c3ccccc3)nc2n1
{#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#}
NSc1nc(N)c2nc(-c3ccccc3)c(-c3ccccc3)nc2n1
NSc1nc(N)c2nc(-c3ccccc3)c(-c3ccccc3)nc2n1
S-(4-amino-6,7-diphenylpteridin-2-yl)thiohydroxylamine