D132311233131333131331123232233132333132313221323133313231323132333132213221   >>    D13231123313133313133112323223313233313231322132313331323132313233313221322   <<    D132311233131333131331123232233132333132313221323133313231323132333132213223   >>      D132311233131333131331123232233132333132313221323133313231323132333132213222   >>