C222133313331333131123313231333133313331323212331333132322231311311   >>    C22213331333133313112331323133313331333132321233133313232223131131   <<    C222133313331333131123313231333133313331323212331333132322231311313   >>      C222133313331333131123313231333133313331323212331333132322231311312   >>