D11213232233132233131121133132311331323332123231323223313222311   >>    D1121323223313223313112113313231133132333212323132322331322231   <<    D11213232233132233131121133132311331323332123231323223313222313   >>      D11213232233132233131121133132311331323332123231323223313222312   >>