C222133313331333131123313231333133313331333131123313223313233233313331323233311   >>    C22213331333133313112331323133313331333133313112331322331323323331333132323331   <<    C222133313331333131123313231333133313331333131123313223313233233313331323233313   >>      C222133313331333131123313231333133313331333131123313223313233233313331323233312   >>