Magic Fly-chromatic- (Space)

12-Hole chromatic in C.
The dots represent aproximately the length to hold the tone.

-8...
-7 -8 9 -8  -7 7  6.....
-8...
-7 -8 9 -8  -7 7  6.....
 7 6 -5
 5 -5 6  7< -7  -8
-5
 5 -5 6  7< -7  -8
-5......
 6 -5 -3 -4.......
-8...
-7 -8 9 -8  -7 7  6.....
-8...
-7 -8 9 -8  -7 7  6.....
 7 6 -5..
 5 -5 6  7< -7  -8
-5...
 5 -5 6  7< -7  -8
-5......
 6 -5 -3 -4.......
 99 99 -8-8  -8-8 99 99 -8-8  -8-8
-8...
-7 -8 9 -8  -7 7  6.....
-8...
-7 -8 9 -8  -7 7  6.....
 7 6 -5
 5 -5 6  7< -7  -8
-5
 5 -5 6  7< -7  -8
-5......
 6 -5 -3 -4........
-8...
-7 -8 9 -8  -7 7  6.....
-8
-7 -8 8 -8 -9< 10    fade out


In the middle I've left out some repeats because I cannot type
anymore (my secretary has reported herself sick; something with her
ears...?)
The end is an improvable attempt. I ask for suggestions.