C222133313331333131123313231333133313331333132331211331322332223221   >>    C22213331333133313112331323133313331333133313233121133132233222322   <<    C222133313331333131123313231333133313331333132331211331322332223223   >>      C222133313331333131123313231333133313331333132331211331322332223222   >>