C222133313331333131123313231333133313331333132213331333121111331322232321   >>    C22213331333133313112331323133313331333133313221333133312111133132223232   <<    C222133313331333131123313231333133313331333132213331333121111331322232323   >>      C222133313331333131123313231333133313331333132213331333121111331322232322   >>