solidrocks license activation problem

Hello there. We use licensed solidrocks university software. We have 50 licenses.
The pre-installed ones have canceled the software. we have reinstalled to different computers.
These are request codes,

PC NAME REQUEST CODE

MUH-LAB101-OGR SR19-FYYB-UY-1095-8715-5175
MUH-LAB101-1 SR19-FYYB-UY-9387-3771-3699
MUH-LAB101-2 SR19-FYYB-UY-6533-3830-6453
MUH-LAB101-3 SR19-FYYB-UY-4719-6288-9948
MUH-LAB101-4 SR19-FYYB-UY-3919-9333-0704
MUH-LAB101-5 SR19-FYYB-UY-1600-4797-3675
MUH-LAB101-6 SR19-FYYB-UY-3936-3936-6458
MUH-LAB101-7 SR19-FYYB-UY-8789-5643-5571
MUH-LAB101-8 SR19-FYYB-UY-3337-2743-2585
MUH-LAB101-9 SR19-FYYB-UY-9734-8007-7711
MUH-LAB101-10 SR19-FYYB-UY-3079-5196-4155
MUH-LAB101-11 SR19-FYYB-UY-4200-1833-0936
MUH-LAB101-12 SR19-FYYB-UY-1045-6306-3213
MUH-LAB101-13 SR19-FYYB-UY-1881-4323-7249
MUH-LAB101-14 SR19-FYYB-UY-2189-4536-7770
MUH-LAB101-15 SR19-FYYB-UY-7588-2304-3669
MUH-LAB101-16 SR19-FYYB-UY-0176-7857-8889
MUH-LAB101-17 SR19-FYYB-UY-1830-8269-7398
MUH-LAB101-18 SR19-FYYB-UY-2831-8163-2073
MUH-LAB101-19 SR19-FYYB-UY-2494-9580-2142
MUH-LAB101-20 SR19-FYYB-UY-8362-5514-9734
MUH-LAB101-21 SR19-FYYB-UY-0444-4260-6609
MUH-LAB101-22 SR19-FYYB-UY-2805-8800-1617
MUH-LAB101-23 SR19-FYYB-UY-9591-3096-4521
MUH-LAB101-24 SR19-FYYB-UY-9948-7186-9734
MUH-LAB101-25 SR19-FYYB-UY-9009-3435-9009
MUH-LAB101-26 SR19-FYYB-UY-5443-1434-3714
MUH-LAB101-27 SR19-FYYB-UY-3675-0461-4227
MUH-LAB101-28 SR19-FYYB-UY-4457-4290-2934
MUH-LAB101-29 SR19-FYYB-UY-1031-7560-3186
MUH-LAB101-30 SR19-FYYB-UY-4812-0110-7973
MUH-LAB101-31 SR19-FYYB-UY-3038-1857-8238
MUH-LAB101-32 SR19-FYYB-UY-3337-0158-9828
MUH-LAB101-33 SR19-FYYB-UY-1057-5439-6072

How do I know the serial numbers for these request codes?
I'd appreciate it if you could help.