[@Jens Uwe]
Some more keys to try:
RB876I-0ISOHR-7LDB3Z-5EQIGV-ESXXFJ
43C06J-BJXH8F-TX4ZY7-IJWMM7-PS6I2N
MEHG6K-Y9514V-D1WSXR-SNS5Q7-PXO8ZJ
GE616L-W7E8HR-EBN0FZ-JHXAWV-MV5Q0V
D63Z6M-MJPIWV-9VWZ27-FE835R-E5UJY7
W3PD6N-WOD8XR-IIIWAN-CAYEF3-WQTOFZ
VYE36O-MKFZZZ-787Z3Z-031A7Z-A33RSV
IVNP6P-QU0QDB-XCYHVJ-XJ4ZNJ-OTJFUN
AF1H6Q-CNYN7J-VGJOFZ-JACTFJ-IMD01R