D33131112113313231333133313233313231333132333132322331333133313231322121   >>    D3313111211331323133313331323331323133313233313232233133313331323132212   <<    D33131112113313231333133313233313231333132333132322331333133313231322123   >>      D33131112113313231333133313233313231333132333132322331333133313231322122   >>