There is a series of articles on silicones by 'curl chemist' Tonya McKay here on NC, including a recent one on this compound.
The Real Scoop on Silicones
What's the Scoop on Silicones?
Water Soluble Silicones
Water Soluble Silicones
Amodimethicone and other Amine-functionalized Silicones
Cyclomethicones: A Different Category of Silicones
New Silicone On the Block: Piperidinyl dimethicone
2a-2c, medium texture, porous/ colour treated. Three years CG. Past bra strap length heading for waist.

CO-wash: Inecto coconut/ Elvive Volume Collagen
Treatments: Komaza Care Matani, coconut/ sweet almond oils, Hairveda Sitrinillah
Leave in: Fructis Sleek & Shine (old), Gliss Ultimate Volume, various Elvive
Styler: Umberto Giannini jelly, Boots Essentials gel
Flour sack towel, pixie diffuse or air dry.
Experimenting with: benign neglect