C111113331333132322331333133313331323133313233213133313331333132323213231311   >>    C11111333133313232233133313331333132313331323321313331333133313232321323131   <<    C111113331333132322331333133313331323133313233213133313331333132323213231313   >>      C111113331333132322331333133313331323133313233213133313331333132323213231312   >>