C22213331333133313112331323133313331333132321233133313231333133321123232212111   >>    C2221333133313331311233132313331333133313232123313331323133313332112323221211   <<    C22213331333133313112331323133313331333132321233133313231333133321123232212113   >>      C22213331333133313112331323133313331333132321233133313231333133321123232212112   >>