C222133313331333131123313231333133313331323212331333132333132322211   >>    C22213331333133313112331323133313331333132321233133313233313232221   <<    C222133313331333131123313231333133313331323212331333132333132322213   >>      C222133313331333131123313231333133313331323212331333132333132322212   >>