C111113331333132322331333133313331333133323133312111133131213111   >>    C11111333133313232233133313331333133313332313331211113313121311   <<    C111113331333132322331333133313331333133323133312111133131213113   >>      C111113331333132322331333133313331333133323133312111133131213112   >>