These are the simple rights

Short form	Long Name	Explorer Checkboxes
N	No Access	None
F	Full access	Full Control
M	Modify access	Modify/ Read & Execute/ List folder contents/ Read
RX	Read and execute access	Read & Execute/ List folder contents/ Read
R	Read-only access	Read
W	Write-only access	Write
D	Delete access	Hidden under Special permissions

These are the specific rights

Short form	Long Name	Explorer Checkboxes
DE	Delete	Delete
RC	Read control	Read permissions
WDAC	Write DAC	Change permissions
WO	Write owner	Take ownership
S	Synchronize	?
AS	Access system security	?
MA	Maximum allowed	?
GR	Generic read	List folder / Read data / List folder / Read data / Read extended attributs / Read permissions
GW	Generic write	Create files / Write data / Create folders / Append data / Write Attributes / Write extended attributes / Read Permissions
GE	Generic execute	Traverse folder / Execute file / Read Permissions
GA	Generic all	All Checked (Full control)
RD	Read data/ List directory	List Folder / Read data
WD	Write data / Add file	Create files / Write data
AD	Append data / Add subdirectory	Create folders / Append data
REA	Read extended attributes	Read extended attributes
WEA	Write extended attributes	Write extended attributes
X	Execute / Traverse	Traverse folder / Execute file
DC	Delete child	Delete subfolders and files
RA	Read attributes	Read attributes
WA	Write attributes	Write attributes

Inheritance

SDDL for windows services

Short form	Long Name
OI	Object inherit
CI	Container inherit
IO	Inherit only
NP	Dont propagate inherit
I	permission inherited from parent container