D331322332321323331323223313231121133132313331333132333132212331   >>    D33132233232132333132322331323112113313231333133313233313221233   <<    D331322332321323331323223313231121133132313331333132333132212333   >>      D331322332321323331323223313231121133132313331333132333132212332   >>