D132312121111331313231232313232233132333132322223313231333132322331323132311321   >>    D13231212111133131323123231323223313233313232222331323133313232233132313231132   <<    D132312121111331313231232313232233132333132322223313231333132322331323132311323   >>      D132312121111331313231232313232233132333132322223313231333132322331323132311322   >>