CTAN Update: mcf2graph

[CTAN Announcements]

Akira Yamaji submitted an update to the

                mcf2graph

package.

Version:  4.55 2021-01-03
License:  mit

Summary description:  Draw chemical structure diagrams with Metafont/MetaPost

Announcement text:
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 -fix bug in molecular weight calculation

 -fix bug in charged atom calculation

 -add commands
    ?!   : /_,!
    ??   : /_^35,/_-35
    /?!  : isopropyl
    /??! : tert-butyl

 -change syntax
    /N!_ => /N?! : dimethylamino

 -update MCF manual,example

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The package’s Catalogue entry can be viewed at
   https://ctan.org/pkg/mcf2graph

The package’s files themselves can be inspected at
   http://mirror.ctan.org/graphics/mcf2graph/

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   Thanks for the upload.

     For the CTAN Team
    Petra Rübe-Pugliese

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