dendron direction

https://doi.org/10.1351/goldbook.09612

For a constitutional repeating unit of a dendron, the direction from the free valence to the end-groups.

Note: See the figure in dendron.
Source:
PAC, 2019, 91, 523. (Nomenclature and terminology for dendrimers with regular dendrons and for hyperbranched polymers (IUPAC Recommendations 2017)) on page 529 [Terms] [Paper]