C222133313331333131123313231333133313331333132331211111323322311   >>    C22213331333133313112331323133313331333133313233121111132332231   <<    C222133313331333131123313231333133313331333132331211111323322313   >>      C222133313331333131123313231333133313331333132331211111323322312   >>