C111113331333132322331333133313331333132313331333131331223213111   >>    C11111333133313232233133313331333133313231333133313133122321311   <<    C111113331333132322331333133313331333132313331333131331223213113   >>      C111113331333132322331333133313331333132313331333131331223213112   >>