advance back up start[>]

17477[D!][U][G]
17478[D!][U][G]
17479[D!][U][G]
17480[D!][U][G]
17481[D!][U][G]
17482[D!][U][G]
17483[D!][U][G]
17484[D!][U][G]
17485[D!][U][G]
17486[D!][U][G]
17487[D!][U][G]
17488[D!][U][G]
17489[D!][U][G]
17490[D!][U][G]
17491[D!][U][G]
17492[D!][U][G]
17493[D!][U][G]
17494[D!][U][G]
17495[D!][U][G]
17496[D!][U][G]
17497[D!][U][G]
17498[D!][U][G]
17499[D!][U][G]
17500[D!][U][G]
17501[D!][U][G]
17502[D!][U][G]
17503[D!][U][G]
17504[D!][U][G]
17505[D!][U][G]
17506[D!][U][G]
17507[D!][U][G]
17508[D!][U][G]
17509[D!][U][G]
17510[D!][U][G]
17511[D!][U][G]
17512[D!][U][G]
17513[D!][U][G]
17514[D!][U][G]
17515[D!][U][G]
17516[D!][U][G]
17517[D!][U][G]
17518[D!][U][G]
17519[D!][U][G]
17520[D!][U][G]
17521[D!][U][G]
17522[D!][U][G]
17523[D!][U][G]
17524[D!][U][G]
17525[D!][U][G]
17526[D!][U][G]
17527[D!][U][G]
17528[D!][U][G]
17529[D!][U][G]
17530[D!][U][G]
17531[D!][U][G]
17532[D!][U][G]
17533[D!][U][G]
17534[D!][U][G]
17535[D!][U][G]
17536[D!][U][G]
17537[D!][U][G]
17538[D!][U][G]
17539[D!][U][G]
17540[D!][U][G]
17541[D!][U][G]
17542[D!][U][G]
17543[D!][U][G]
17544[D!][U][G]
17545[D!][U][G]
17546[D!][U][G]