CTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT
C                     5              5    5  T
C       TTTT  TTTTTTTTT   TTTTTTT            T
CA!     T     T                        A     T
C       T     5   TTTTTTT          5         T
C       T                                5   T
CTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTT
