D1121323223313223313112113313231133132333132333132313231333133313231323132211   >>    D112132322331322331311211331323113313233313233313231323133313331323132313221   <<    D1121323223313223313112113313231133132333132333132313231333133313231323132213   >>      D1121323223313223313112113313231133132333132333132313231333133313231323132212   >>