There is also an N1—H1⋯O4 hydrogen bond concerning the indole nitro­gen and the opposite oxygen on the carboxyl­ate group over a symmetry-generated fumarate dianion (Desk 2 ) are revealed as dashed traces. Displacement ellipsoids are drawn in the fifty% probability stage. Hydrogen atoms not associated with hydrogen bonding are omitted https://5-meo-daltfreebase92570.wikipowell.com/5417380/little_known_facts_about_5_meo_dalt_freebase