C222133313331333131123313231333133313331333133313331333131133132333231   >>    C22213331333133313112331323133313331333133313331333133313113313233323   <<    C222133313331333131123313231333133313331333133313331333131133132333233   >>      C222133313331333131123313231333133313331333133313331333131133132333232   >>