C111113331333132322331333133313331323133313233213133313331333131133131213111   >>    C11111333133313232233133313331333132313331323321313331333133313113313121311   <<    C111113331333132322331333133313331323133313233213133313331333131133131213113   >>      C111113331333132322331333133313331323133313233213133313331333131133131213112   >>