The chemistry of episodic accretion in embedded objects - 2D radiation thermo-chemical models of the post-burst phaseCh. Rab, V. Elbakyan, E. Vorobyov, M. Güdel, O. Dionatos, M. Audard, I. Kamp, W.-F. Thi, P. Woitke and A. PostelA&A, 604 (2017) A15DOI: https://doi.org/10.1051/0004-6361/201730812