C111113331333132322331333133313331333133312331323133313231313233311   >>    C11111333133313232233133313331333133313331233132313331323131323331   <<    C111113331333132322331333133313331333133312331323133313231313233313   >>      C111113331333132322331333133313331333133312331323133313231313233312   >>