# (((((((NC_001325,NC_001602),(NC_004023,NC_004029)),NC_003428),NC_002008),NC_001700),(NC_001640,NC_001808)),(NC_000845,(NC_001567,(NC_000889,(NC_001601,NC_002503))))) A
# (((((NC_001643,NC_001644),NC_001807),NC_001645),NC_002083),NC_004025) B
# NC_001913 C
# NC_002658 D
# NC_001569 E
# NC_001610,NC_000891 F

#            1         2     
#   1234567890123456789012345
#   AAAAAAAAAAAAAACBBBBBBDEFF
  1 ++++++++++++++++++++++---  ; (A,B,C,D)
  2 ++++++++++++++--------+--  ; (A,E)
  3 +++++++++++++++----------  ; (A,C)
  4 ++++++++++++++-++++++++--  ; (A,B,D,E)
  5 ++++++++++++++-++++++----  ; (A,B)
  6 +++++++++++++++++++++-+--  ; (A,B,C,E)
  7 --------------+------+---  ; (C,D)
  8 --------------+++++++----  ; (B,C)
  9 ---------------------++--  ; (D,E)
 10 ---------------+++++++---  ; (B,D)
 11 ++++++++++++++-------+---  ; (A,D)
 12 +++++++++++++++------++--  ; (A,C,D,E)
 13 --------------+++++++++--  ; (B,C,D,E)
 14 --------------+-------+--  ; (C,E)
 15 ---------------++++++-+--  ; (B,E)
 16 +++++++++++++++-------+--  ; (A,C,E)
 17 --------------++++++++---  ; (B,C,D)
 18 ++++++++++++++-+++++++---  ; (A,B,D)
 19 +++++++++++++++++++++----  ; (A,B,C)
 20 +++++++++++++++------+---  ; (A,C,D)
 21 ++++++++++++++-------++--  ; (A,D,E)
 22 ---------------++++++++--  ; (B,D,E)
 23 --------------+------++--  ; (C,D,E)
 24 --------------+++++++-+--  ; (B,C,E)
 25 ++++++++++++++-++++++-+--  ; (A,B,E)