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Usually the A-part is played twice in its low version and then the B-part follows in its high version. But it's easier to play the A-part high and the B-part low.
A-part:
-3" -3 4 5 -4 4 -3" -3" 3 3 4.
-4 -4 5 5 4 5 -4 4 -3" 3 
4 5 -4 4 -3" -3" 3 3 4.
7 -7 7 6 -6 7 6 -5 5 4 -4 5 4
or higher:
-6 -7 7 8 -8 7 -6 -6 6 6 7.
-8 -8 8 8 7 8 -8 7 -6 6 
7 8 -8 7 -6 -6 6 6 7.
7 -7 7 6 -6 7 6 -5 5 4 -4 5 4

B-part: 
5 -5 6 -5 5 6 -5 5 -4 -5 5 -4 4 5 -4 4 -3 3
4 -3 4 5 -4 4 -4 -5 5 -4 4 5 -4.
5 -5 6 -5 5 6 -5 5 -4 -5 5 -4 4 5 -4 4 -3 3
7 -7 7 6 -6 7 6 -5 5 4 -4 5 4
or higher:
8 -9 9 -9 8 9 -9 8 -8 -9 8 -8 7 8 -8 7 -7 6
7 -7 7 8 -8 7 -8 -9 8 -8 7 8 -8.
8 -9 9 -9 8 9 -9 8 -8 -9 8 -8 7 8 -8 7 -7 6
7 -7 7 6 -6 7 6 -5 5 4 -4 5 4