D11213232233132233131121133132311331323331323331323132313331333133313221   >>    D1121323223313223313112113313231133132333132333132313231333133313331322   <<    D11213232233132233131121133132311331323331323331323132313331333133313223   >>      D11213232233132233131121133132311331323331323331323132313331333133313222   >>