References

• http://www.cs.uwyo.edu/~jlc/courses/3015/parser_pearl.pdf
• http://www.haskellforall.com/2012/10/parsing-chemical-substructures.html
• https://speakerdeck.com/kachayev/monadic-parsing-in-python

Attribution

Substantial portions based on:

• https://gist.github.com/kachayev/b5887f66e2985a21a466
• https://pyparsing.wikispaces.com/