C11112331312111112111133133313231333132313232113313231323132211   >>    C1111233131211111211113313331323133313231323211331323132313221   <<    C11112331312111112111133133313231333132313232113313231323132213   >>      C11112331312111112111133133313231333132313232113313231323132212   >>