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. 2017 Feb 6;73(Pt 3):168–175. doi: 10.1107/S2053229616011980

Table 1. Synthons present in previously reported NPX cocrystals.

NA is nicotinamide, INA is isonicotinamide, TBPE is trans-1,2-bis­(pyridin-4-yl)ethyl­ene, BPY is bi­pyridine, PPZ is piperazine, AL is alanine, TY is tyrosine, PR is zwitterionic prolinium, TP is tryptophan and O-GL is N-octylglucamine.

  A B C D E F G H I
S-NPXa *                
S-2NPX–NAb     * * *        
S-NPX–INAb   * * *          
S-NPX–TBPEc       *          
RS-NPX–BPYd       *          
S-NPX–BPYd       *          
RS-NPX–PPZd           *      
S-NPX–PPZd           *      
S-NPX–L-ALe *           *    
S-NPX–D-ALe *           *    
S-NPX–D-TYe *           *   *
S-NPX–D-TPe *         * *    
S-NPX–L-PRe *   *            
S-NPX–D-PRe *   *            
RS-NPX–L-PRe *                
RS-NPX–DL-PRe *   *            
S-NPX–O-D-GLe           *   * *

References: (a) Ravikumar et al. (1985 ▸); (b) Neurohr et al. (2015 ▸) and Castro et al. (2011 ▸); (c) Weyna et al. (2009 ▸); (d) Manoj et al. (2014 ▸); (e) Tumanova et al. (2014 ▸), Tilborg et al. (2013 ▸) and Yuan et al. (2001 ▸).