There's also an N1—H1⋯O4 hydrogen bond in between the indole nitro­gen and another oxygen in the carboxyl­ate team on the symmetry-created fumarate dianion (Desk 2 The synthesis and stable-state framework of the fumarate salt on the artificial copyright 5-meth­oxy- Join our communities on Facebook, Twitter, LinkedIn and Instagram and share https://buy5-meo-daltfreebaseonli64714.wikiinside.com/725673/a_simple_key_for_5_meo_dalt_freebase_unveiled