CDEFGAB
DEFG+ABC
E+FGA+BCD
F+GAB+C+DE
G+A+BC+D+EF
A+B+CD+E+F+G
B+C+D+E+F+G+A
C+D+E+F+G+A+B+
C+
C+D+
C+D+E+
C+D+E+F+