D132312121111331313231232313232233132333132322223313231333132322331323222211   >>    D13231212111133131323123231323223313233313232222331323133313232233132322221   <<    D132312121111331313231232313232233132333132322223313231333132322331323222213   >>      D132312121111331313231232313232233132333132322223313231333132322331323222212   >>