D132312121111331313231232313232233132333132322223313231333132232321   >>    D13231212111133131323123231323223313233313232222331323133313223232   <<    D132312121111331313231232313232233132333132322223313231333132232323   >>      D132312121111331313231232313232233132333132322223313231333132232322   >>