Surviving the hole - I. Spatially resolved chemistry around Sagittarius A∗ S. Martín, J. Martín-Pintado, M. Montero-Castaño, P. T. P. Ho and R. Blundell A&A, 539 (2012) A29 Published online: 22 February 2012 DOI: 10.1051/0004-6361/201117268