C222133313331333131123313231333133313331333132213331333131223312311   >>    C22213331333133313112331323133313331333133313221333133313122331231   <<    C222133313331333131123313231333133313331333132213331333131223312313   >>      C222133313331333131123313231333133313331333132213331333131223312312   >>