C222133313331333131123313231333133313331323212331333132313331333113312121   >>    C22213331333133313112331323133313331333132321233133313231333133311331212   <<    C222133313331333131123313231333133313331323212331333132313331333113312123   >>      C222133313331333131123313231333133313331323212331333132313331333113312122   >>