How to find buildings MD & ME

GPS coordinates

Coordinates parking area
51.431328, 6.801057
+51° 25' 52.78", +6° 48' 3.81"

(Carl-Benz-Str.)
Coordinates research group
51.431286, 6.801093
+51° 25' 52.63", +6° 48' 3.93"

(red arrow on the map)