C111113331333132322331333133313331333133313121111331333132313331333133322133311   >>    C11111333133313232233133313331333133313331312111133133313231333133313332213331   <<    C111113331333132322331333133313331333133313121111331333132313331333133322133313   >>      C111113331333132322331333133313331333133313121111331333132313331333133322133312   >>