TY  - RPRT
TI  - Shape-persistent phenylene-acetylene macrocycles: large rings-low yield?
AU  - Sigurd Höger
PY  - 2005
DO  - 10.1002/anie.200500681
UR  - https://pubmed.ncbi.nlm.nih.gov/15892124/
ID  - 15892124
ER  -