PrimeXP: Python retro-interactive model editor, inspired by XP

Parkin, S.

doi:10.1107/S1600576726009696

Figure 6
The use of RING/X and JOIN/S (star join) enables rapid placement of centroid dummy `atoms' and `bonds'. In C₇₀, that amounts to 37 ring centroids, and bonding them to the cage centroid takes just a few simple commands.

JOURNAL OF
APPLIED
CRYSTALLOGRAPHY

ISSN: 1600-5767

Volume 59| Part 6| December 2026|

https://doi.org/10.1107/S1600576726009696

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