D331322332321323331323223313231121133132313331333131133132232221   >>    D33132233232132333132322331323112113313231333133313113313223222   <<    D331322332321323331323223313231121133132313331333131133132232223   >>      D331322332321323331323223313231121133132313331333131133132232222   >>