Hyperlink
http://scripts.iucr.org/cgi-bin/paper?S0108270100014220
Publication Title
Hydrogen bonding in two tetracyclic indole alkaloids, Acta Crystallogr C. (2001) 57; 97-9
Publication Name
Ashok K. Varma, A. Nangia, G.R.Desiraju, V.S. Giri, P. Jaisankar