GDM 2000 MRSO - EPSG:3375

WKT

PROJCS["GDM_2000_MRSO_Peninsular_Malaysia", 
	GEOGCS["GCS_GDM_2000", 
		DATUM["D_GDM_2000", 
			SPHEROID["GRS_1980", 6378137.0, 298.257222101]], 
		PRIMEM["Greenwich", 0.0], 
		UNIT["Degree", 0.0174532925199433]], 
	PROJECTION["Rectified_Skew_Orthomorphic_Natural_Origin"], 
	PARAMETER["False_Easting", 804671.0], 
	PARAMETER["False_Northing", 0.0], 
	PARAMETER["Scale_Factor", 0.99984], 
	PARAMETER["Azimuth", 323.0257964666666], 
	PARAMETER["Longitude_Of_Center", 102.25], 
	PARAMETER["Latitude_Of_Center", 4.0], 
	PARAMETER["XY_Plane_Rotation", -36.86989764584402], 
	UNIT["Meter", 1.0]]

WKT2

PROJCRS["GDM_2000_MRSO_Peninsular_Malaysia", 
	BASEGEOGCRS["GCS_GDM_2000", 
		DATUM["D_GDM_2000", 
			ELLIPSOID["GRS_1980", 6378137.0, 298.257222101]], 
		PRIMEM["Greenwich", 0.0], 
		CS[ellipsoidal, 2], 
		AXIS["Latitude (lat)", north, 
			ORDER[1]], 
		AXIS["Longitude (lon)", east, 
			ORDER[2]], 
		ANGLEUNIT["Degree", 0.0174532925199433]], 
	CONVERSION["Rectified_Skew_Orthomorphic_Natural_Origin", 
		METHOD["Rectified_Skew_Orthomorphic_Natural_Origin"], 
		PARAMETER["False_Easting", 804671.0], 
		PARAMETER["False_Northing", 0.0], 
		PARAMETER["Scale_Factor", 0.99984], 
		PARAMETER["Azimuth", 323.0257964666666], 
		PARAMETER["Longitude_Of_Center", 102.25], 
		PARAMETER["Latitude_Of_Center", 4.0], 
		PARAMETER["XY_Plane_Rotation", -36.86989764584402]], 
	CS[Cartesian, 2], 
	AXIS["Easting (X)", east, 
		ORDER[1]], 
	AXIS["Northing (Y)", north, 
		ORDER[2]], 
	LENGTHUNIT["Meter", 1.0], 
	ID["EPSG", "3375"]]

Data from @esri/proj-codes

{
  "wkid": 3375,
  "latestWkid": 3375,
  "gcsWkid": 4742,
  "macro": "PE_PCS_GDM_2000_MRSO_PENINSULAR_MALAYSIA",
  "name": "GDM_2000_MRSO_Peninsular_Malaysia",
  "wkt": "PROJCS[\"GDM_2000_MRSO_Peninsular_Malaysia\",GEOGCS[\"GCS_GDM_2000\",DATUM[\"D_GDM_2000\",SPHEROID[\"GRS_1980\",6378137.0,298.257222101]],PRIMEM[\"Greenwich\",0.0],UNIT[\"Degree\",0.0174532925199433]],PROJECTION[\"Rectified_Skew_Orthomorphic_Natural_Origin\"],PARAMETER[\"False_Easting\",804671.0],PARAMETER[\"False_Northing\",0.0],PARAMETER[\"Scale_Factor\",0.99984],PARAMETER[\"Azimuth\",323.0257964666666],PARAMETER[\"Longitude_Of_Center\",102.25],PARAMETER[\"Latitude_Of_Center\",4.0],PARAMETER[\"XY_Plane_Rotation\",-36.86989764584402],UNIT[\"Meter\",1.0]]",
  "wkt2": "PROJCRS[\"GDM_2000_MRSO_Peninsular_Malaysia\",BASEGEOGCRS[\"GCS_GDM_2000\",DATUM[\"D_GDM_2000\",ELLIPSOID[\"GRS_1980\",6378137.0,298.257222101]],PRIMEM[\"Greenwich\",0.0],CS[ellipsoidal,2],AXIS[\"Latitude (lat)\",north,ORDER[1]],AXIS[\"Longitude (lon)\",east,ORDER[2]],ANGLEUNIT[\"Degree\",0.0174532925199433]],CONVERSION[\"Rectified_Skew_Orthomorphic_Natural_Origin\",METHOD[\"Rectified_Skew_Orthomorphic_Natural_Origin\"],PARAMETER[\"False_Easting\",804671.0],PARAMETER[\"False_Northing\",0.0],PARAMETER[\"Scale_Factor\",0.99984],PARAMETER[\"Azimuth\",323.0257964666666],PARAMETER[\"Longitude_Of_Center\",102.25],PARAMETER[\"Latitude_Of_Center\",4.0],PARAMETER[\"XY_Plane_Rotation\",-36.86989764584402]],CS[Cartesian,2],AXIS[\"Easting (X)\",east,ORDER[1]],AXIS[\"Northing (Y)\",north,ORDER[2]],LENGTHUNIT[\"Meter\",1.0],ID[\"EPSG\",\"3375\"]]",
  "description": "GDM 2000 MRSO",
  "authority": "EPSG",
  "version": "6.12(9.2.0)",
  "deprecated": "no",
  "areaname": "Malaysia - West Malaysia",
  "extent": {
    "slat": 1.13,
    "nlat": 7.81,
    "llon": 98.02,
    "rlon": 105.82
  }
}