@misc{indiciae1b94c71a65ff,
  title = {[4-Pyrono(2,3-b)pyrroles].},
  author = {R Eiden and H Dobinsky},
  year = {1975},
  doi = {10.1002/ardp.19753080805},
  url = {https://pubmed.ncbi.nlm.nih.gov/1190983/},
  note = {Source identifier: 1190983}
}