proj4.defs("EPSG:2175","+proj=tmerc +lat_0=0 +lon_0=18.9583333333333 +k=0.999983 +x_0=237000 +y_0=-4700000 +ellps=krass +towgs84=33.4,-146.6,-76.3,-0.359,-0.053,0.844,-0.84 +units=m +no_defs +type=crs");