C111123313121111121111331333132313331323133313331322132322222131   >>    C11112331312111112111133133313231333132313331333132213232222213   <<    C111123313121111121111331333132313331323133313331322132322222133   >>      C111123313121111121111331333132313331323133313331322132322222132   >>