C222133313331333131123313231333133313331333131123313223313233233313331323233111   >>    C22213331333133313112331323133313331333133313112331322331323323331333132323311   <<    C222133313331333131123313231333133313331333131123313223313233233313331323233113   >>      C222133313331333131123313231333133313331333131123313223313233233313331323233112   >>