D33132233221323331323331323211232313331323233313232223132333221   >>    D3313223322132333132333132321123231333132323331323222313233322   <<    D33132233221323331323331323211232313331323233313232223132333223   >>      D33132233221323331323331323211232313331323233313232223132333222   >>