C222133313331333131123313231333133313331333132323213331312111113331323221311   >>    C22213331333133313112331323133313331333133313232321333131211111333132322131   <<    C222133313331333131123313231333133313331333132323213331312111113331323221313   >>      C222133313331333131123313231333133313331333132323213331312111113331323221312   >>