/------------------------------------------------------------------- 902476/157-258 (1)
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      +     /--------------97--------------+                 |     \------ 335174/126-217 (6)
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      \-100-+                                    |     |     |     \------ 473654/127-228 (11)
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            |                              /-100-+           \------------ 319704/126-227 (16)
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            |                       /--98--+     \------------------------ 881733/126-227 (19)
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            \-100-+     \------------------------------------------------- 475338/124-225 (12)
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                  \------------------------------------------------------- 919450/160-261 (13)
                                                                                      

      /------------------------------------------------------------------- 335174 (1)
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      |                                        |    |     |    \---------- 881982 (10)
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      |                                   |    |          \--------------- 319704 (11)
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      |                              /-100+    \-------------------------- 858253 (16)
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      |                              |    |                         /----- 904120 (19)
      |                         /-100+    \-----------100-----------+                 
      +                         |    |                              \----- 349241 (20)
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      |                    /-100+    \------------------------------------ 475338 (13)
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      |                    |    \----------------------------------------- 919450 (7)
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      |              |     |                                        /----- 902476 (8)
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      |              |                                              \----- 496192 (12)
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      |         |    |                                              /----- 913475 (5)
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      |         |    |                                         |    \----- 481671 (18)
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      |    |    |                                              \---------- 895674 (9)
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      |    |    |                                                   /----- 493698 (3)
      \-100+    \------------------------100------------------------+                 
           |                                                        \----- 473256 (14)
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           \-------------------------------------------------------------- 472210 (17)