C222133313331333131123313231333133313331333132323213331333132313233233231   >>    C22213331333133313112331323133313331333133313232321333133313231323323323   <<    C222133313331333131123313231333133313331333132323213331333132313233233233   >>      C222133313331333131123313231333133313331333132323213331333132313233233232   >>