C222133313331333131123313231333133313331333133313331333132323221   >>    C22213331333133313112331323133313331333133313331333133313232322   <<    C222133313331333131123313231333133313331333133313331333132323223   >>      C222133313331333131123313231333133313331333133313331333132323222   >>