Task: Answer the multiple choice question.
Question: Which drug exhibits a -1.753% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] C1CN(c2nc(N3CCOCC3)nc(N3CCOCC3)n2)CCO1
[b] CC(=O)Oc1ccc2c(=O)c(N3C(=O)c4ccccc4C3=O)c(C)oc2c1C
Answer: a. C1CN(c2nc(N3CCOCC3)nc(N3CCOCC3)n2)CCO1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
C1CN(c2nc(N3CCOCC3)nc(N3CCOCC3)n2)CCO1
C1CN(c2nc(N3CCOCC3)nc(N3CCOCC3)n2)CCO1
4-(4,6-dimorpholin-4-yl-1,3,5-triazin-2-yl)morpholine