----
 -----------..|
 |..0.^^^^^^..|
 |.--.------|^|
--......|...|^|
|.......+.0.|^|
|.......|...|^|
|-+--.--|###-+|
|...|...|.....|
|.0.|.|.|..<..|
|...|0|.|.....|
----|.0.------|
    |..0...--.|
    |.--0...|.|
    |....0-.|.|
    |.-.-.0.|.|
    |...0..0-+|
    -----...0.|
        --.>..|
         ------

Label the Boulders:
           ----
 -----------..|
 |..M.^^^^^^..|
 |.--.------|^|
--......|...|^|
|.......+.N.|^|
|.......|...|^|
|-+--.--|###-+|
|...|...|.....|
|.K.|.|.|..<..|
|...|J|.|.....|
----|.H.------|
    |..G...--.|
    |.--F...|.|
    |....D-.|.|
    |.-.-.C.|.|
    |...E..B-+|
    -----...A.|
        --.>..|
         ------

First push E two spaces west:
           ----
 -----------..|
 |..M.^^^^^^..|
 |.--.------|^|
--......|...|^|
|.......+.N.|^|
|.......|...|^|
|-+--.--|###-+|
|...|...|.....|
|.K.|.|.|..<..|
|...|J|.|.....|
----|.H.------|
    |..G...--.|
    |.--F...|.|
    |....D-.|.|
    |.-.-.C.|.|
    |.E@...B-+|
    -----...A.|
        --.>..|
         ------

Now push J five tiles north:
           ----
 -----------..|
 |..M.^^^^^^..|
 |.--.------|^|
--......|...|^|
|....J..+.N.|^|
|.......|...|^|
|-+--.--|###-+|
|...|...|.....|
|.K.|.|.|..<..|
|...|.|.|.....|
----|.H.------|
    |..G...--.|
    |.--F...|.|
    |....D-.|.|
    |.-.-.C.|.|
    |.E@...B-+|
    -----...A.|
        --.>..|
         ------

Take M, then J, then K:
           ----
 -----------..|
 |...@...^^^..|
 |.--.------|^|
--......|...|^|
|.......+.N.|^|
|.......|...|^|
|-+--.--|###-+|
|...|...|.....|
|...|.|.|..<..|
|...|.|.|.....|
----|.H.------|
    |..G...--.|
    |.--F...|.|
    |....D-.|.|
    |.-.-.C.|.|
    |.E....B-+|
    -----...A.|
        --.>..|
         ------

Bring N out and take it.
Push H one tile west and take it.
           ----
 -----------..|
 |.........^..|
 |.--.------|^|
--......|...|^|
|.......+...|^|
|.......|...|^|
|-+--.--|###-+|
|...|...|.....|
|...|.|.|..<..|
|...|.|.|.....|
----|...------|
    |..G...--.|
    |.--F...|.|
    |....D-.|.|
    |.-.-.C.|.|
    |.E....B-+|
    -----...A.|
        --.>..|
         ------

Now the hard part, getting behind the diagonal.
Start by pushing G two tiles east.
Then push F one tile south.

           ----
 -----------..|
 |.........^..|
 |.--.------|^|
--......|...|^|
|.......+...|^|
|.......|...|^|
|-+--.--|###-+|
|...|...|.....|
|...|.|.|..<..|
|...|.|.|.....|
----|...------|
    |....G.--.|
    |.--@...|.|
    |...FD-.|.|
    |.-.-.C.|.|
    |.E....B-+|
    -----...A.|
        --.>..|
         ------

Go around and push B one tile north.
Then push E east until it is next to C.
           ----
 -----------..|
 |.........^..|
 |.--.------|^|
--......|...|^|
|.......+...|^|
|.......|...|^|
|-+--.--|###-+|
|...|...|.....|
|...|.|.|..<..|
|...|.|.|.....|
----|...------|
    |....G.--.|
    |.--....|.|
    |...FD-.|.|
    |.-.-.CB|.|
    |.....E.-+|
    -----...A.|
        --.>..|
         ------

Now push D one tile south.
Push F west to the wall and take it.
           ----
 -----------..|
 |............|
 |.--.------|^|
--......|...|^|
|.......+...|^|
|.......|...|^|
|-+--.--|###-+|
|...|...|.....|
|...|.|.|..<..|
|...|.|.|.....|
----|...------|
    |....G.--.|
    |.--....|.|
    |.....-.|.|
    |.-.-DCB|.|
    |.....E.-+|
    -----...A.|
        --.>..|
         ------

Take G.
Push D north to where G was and take it too.
           ----
 -----------..|
 |............|
 |.--.-------.|
--......|...|.|
|.......+...|^|
|.......|...|^|
|-+--.--|###-+|
|...|...|.....|
|...|.|.|..<..|
|...|.|.|.....|
----|...------|
    |......--.|
    |.--....|.|
    |.....-.|.|
    |.-.-.CB|.|
    |.....E.-+|
    -----...A.|
        --.>..|
         ------

Push E one tile west, then take it north
along the same path as D.
           ----
 -----------..|
 |............|
 |.--.-------.|
--......|...|.|
|.......+...|.|
|.......|...|^|
|-+--.--|###-+|
|...|...|.....|
|...|.|.|..<..|
|...|.|.|.....|
----|...------|
    |......--.|
    |.--....|.|
    |.....-.|.|
    |.-.-.CB|.|
    |.......-+|
    -----...A.|
        --.>..|
         ------

Push B one tile north.
Push C one tile west, then north and take it.

If you want to free B, you have to relocate A first,
then push B south so you can get east of it.