There may be also an N1—H1⋯O4 hydrogen bond amongst the indole nitrogen and another oxygen of the carboxylate team on the symmetry-created fumarate dianion (Table two DISCLAIMER: PW's dosage info is collected from users and assets for instructional reasons only. It is far from a recommendation and will be confirmed https://daltonmhask.sunderwiki.com/694465/the_ultimate_guide_to_5_meo_dalt_freebase