C222133313331333131123313231333133313331333132322211231323112113121   >>    C22213331333133313112331323133313331333133313232221123132311211312   <<    C222133313331333131123313231333133313331333132322211231323112113123   >>      C222133313331333131123313231333133313331333132322211231323112113122   >>