Donald draws ten mathematical objects that can be labelled from $3-12$. He puts them into a natural sequence as follows:

$10 , 12 , 11 , 7 , 6 , a , b , c , d , e$

where $a,b,c,d,e$ are the digits 3,4,5,8,9 in some order. What is the five-digit number $abcde$?

Source: Ritangle 2020

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