C222133313331333131123313231333133313331323212331323133313231332121   >>    C22213331333133313112331323133313331333132321233132313331323133212   <<    C222133313331333131123313231333133313331323212331323133313231332123   >>      C222133313331333131123313231333133313331323212331323133313231332122   >>