C222133313331333131123313231333133313331333132213331333131122321312321   >>    C22213331333133313112331323133313331333133313221333133313112232131232   <<    C222133313331333131123313231333133313331333132213331333131122321312323   >>      C222133313331333131123313231333133313331333132213331333131122321312322   >>