edge types of 2,3,7,8,12,13,17,18-octaethyl-21H,23 H-porphine magnesium(II)

2, 3, 7, 8, 12, 13, 17, 18-octaethyl-21H, 23 H-porphine magnesium(II) | edge types

Single | Single | Double | Single | Single | Double | Single | Single | Single | Single | Double | Single | Double | Single | Double | Single | Single | Double | Single | Double | Single | Single | Single | Double | Single | Single | Double | Single | Single | Double | Double | Single | Single | Single | Single | Single | Single | Single | Single | Single | ... (total: 90)