D11213232233132233131121133132311331323331323331323133112312321   >>    D1121323223313223313112113313231133132333132333132313311231232   <<    D11213232233132233131121133132311331323331323331323133112312323   >>      D11213232233132233131121133132311331323331323331323133112312322   >>