Pulkovo 1942 Adj 1983 3 Degree GK Zone 3 - EPSG:2166

WKT

PROJCS["Pulkovo_1942_Adj_1983_3_Degree_GK_Zone_3", 
	GEOGCS["GCS_Pulkovo_1942_Adj_1983", 
		DATUM["D_Pulkovo_1942_Adj_1983", 
			SPHEROID["Krasovsky_1940", 6378245.0, 298.3]], 
		PRIMEM["Greenwich", 0.0], 
		UNIT["Degree", 0.0174532925199433]], 
	PROJECTION["Gauss_Kruger"], 
	PARAMETER["False_Easting", 3500000.0], 
	PARAMETER["False_Northing", 0.0], 
	PARAMETER["Central_Meridian", 9.0], 
	PARAMETER["Scale_Factor", 1.0], 
	PARAMETER["Latitude_Of_Origin", 0.0], 
	UNIT["Meter", 1.0]]

WKT2

PROJCRS["Pulkovo_1942_Adj_1983_3_Degree_GK_Zone_3", 
	BASEGEOGCRS["GCS_Pulkovo_1942_Adj_1983", 
		DATUM["D_Pulkovo_1942_Adj_1983", 
			ELLIPSOID["Krasovsky_1940", 6378245.0, 298.3]], 
		PRIMEM["Greenwich", 0.0], 
		CS[ellipsoidal, 2], 
		AXIS["Latitude (lat)", north, 
			ORDER[1]], 
		AXIS["Longitude (lon)", east, 
			ORDER[2]], 
		ANGLEUNIT["Degree", 0.0174532925199433]], 
	CONVERSION["Gauss_Kruger", 
		METHOD["Gauss_Kruger"], 
		PARAMETER["False_Easting", 3500000.0], 
		PARAMETER["False_Northing", 0.0], 
		PARAMETER["Central_Meridian", 9.0], 
		PARAMETER["Scale_Factor", 1.0], 
		PARAMETER["Latitude_Of_Origin", 0.0]], 
	CS[Cartesian, 2], 
	AXIS["Northing (Y)", north, 
		ORDER[1]], 
	AXIS["Easting (X)", east, 
		ORDER[2]], 
	LENGTHUNIT["Meter", 1.0], 
	ID["EPSG", "2397"]]

Data from @esri/proj-codes

{
  "wkid": 2166,
  "latestWkid": 2397,
  "gcsWkid": 4178,
  "macro": "PE_PCS_PULKOVO_1942_ADJ_1983_3_DEG_GK_3",
  "name": "Pulkovo_1942_Adj_1983_3_Degree_GK_Zone_3",
  "wkt": "PROJCS[\"Pulkovo_1942_Adj_1983_3_Degree_GK_Zone_3\",GEOGCS[\"GCS_Pulkovo_1942_Adj_1983\",DATUM[\"D_Pulkovo_1942_Adj_1983\",SPHEROID[\"Krasovsky_1940\",6378245.0,298.3]],PRIMEM[\"Greenwich\",0.0],UNIT[\"Degree\",0.0174532925199433]],PROJECTION[\"Gauss_Kruger\"],PARAMETER[\"False_Easting\",3500000.0],PARAMETER[\"False_Northing\",0.0],PARAMETER[\"Central_Meridian\",9.0],PARAMETER[\"Scale_Factor\",1.0],PARAMETER[\"Latitude_Of_Origin\",0.0],UNIT[\"Meter\",1.0]]",
  "wkt2": "PROJCRS[\"Pulkovo_1942_Adj_1983_3_Degree_GK_Zone_3\",BASEGEOGCRS[\"GCS_Pulkovo_1942_Adj_1983\",DATUM[\"D_Pulkovo_1942_Adj_1983\",ELLIPSOID[\"Krasovsky_1940\",6378245.0,298.3]],PRIMEM[\"Greenwich\",0.0],CS[ellipsoidal,2],AXIS[\"Latitude (lat)\",north,ORDER[1]],AXIS[\"Longitude (lon)\",east,ORDER[2]],ANGLEUNIT[\"Degree\",0.0174532925199433]],CONVERSION[\"Gauss_Kruger\",METHOD[\"Gauss_Kruger\"],PARAMETER[\"False_Easting\",3500000.0],PARAMETER[\"False_Northing\",0.0],PARAMETER[\"Central_Meridian\",9.0],PARAMETER[\"Scale_Factor\",1.0],PARAMETER[\"Latitude_Of_Origin\",0.0]],CS[Cartesian,2],AXIS[\"Northing (Y)\",north,ORDER[1]],AXIS[\"Easting (X)\",east,ORDER[2]],LENGTHUNIT[\"Meter\",1.0],ID[\"EPSG\",\"2397\"]]",
  "description": "Pulkovo 1942 Adj 1983 3 Degree GK Zone 3",
  "authority": "EPSG",
  "version": "5.2(9.0.0)",
  "deprecated": "codechange",
  "areaname": "Germany - East Germany - west of 10.5~E",
  "extent": {
    "slat": 50.35,
    "nlat": 51.56,
    "llon": 9.92,
    "rlon": 10.5
  }
}