Interpret a UUID

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UUID: 
Your input:                      721bb5bf-7120-4053-9ffa-51c1839fe49f

Various notations:

URN:                             urn:uuid:721bb5bf-7120-4053-9ffa-51c1839fe49f
URI:                             uuid:721bb5bf-7120-4053-9ffa-51c1839fe49f
Microsoft GUID syntax:           {721BB5BF-7120-4053-9FFA-51C1839FE49F}
C++ struct syntax:               { 0x721bb5bf, 0x7120, 0x4053, { 0x9f, 0xfa, 0x51, 0xc1, 0x83, 0x9f, 0xe4, 0x9f } }

As OID (ISO/ITU-T 128 bits):     2.25.151675869818388946543941481854689862815
As OID (Microsoft):              1.2.840.113556.1.8000.2554.29211.46527.28960.16467.40954.5357955.10478751
As OID (Waterjuice 2x64 bits):   1.3.6.1.4.1.54392.1.8222365378536292435.11527616087787037855
As OID (Waterjuice 4x32 bits):   1.3.6.1.4.1.54392.2.1914418623.1897939027.2683982273.2208294047
As OID (Waterjuice 8x16 bits):   1.3.6.1.4.1.54392.3.29211.46527.28960.16467.40954.20929.33695.58527

Interpretation of the UUID:

Variant:                         [0b10_] RFC 4122 (Leach-Mealling-Salz)
Version:                         [0x4] Random
Random bits:                     01110010 00011011 10110101 10111111 01110001 00100000 ????0000 01010011
                                 ??011111 11111010 01010001 11000001 10000011 10011111 11100100 10011111
Random bytes:                    [0x721bb5bf7120?053?ffa51c1839fe49f]