C222133313331333131123313231333133313331333131123313233211331312331   >>    C22213331333133313112331323133313331333133313112331323321133131233   <<    C222133313331333131123313231333133313331333131123313233211331312333   >>      C222133313331333131123313231333133313331333131123313233211331312332   >>