C111113331333132322331333133313331333132313121111331322121133223331   >>    C11111333133313232233133313331333133313231312111133132212113322333   <<    C111113331333132322331333133313331333132313121111331322121133223333   >>      C111113331333132322331333133313331333132313121111331322121133223332   >>