Interpret a UUID

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UUID: 
Your input:                      ef11b2aa-1e26-49b5-81ca-391a4aeac07c

Various notations:

URN:                             urn:uuid:ef11b2aa-1e26-49b5-81ca-391a4aeac07c
URI:                             uuid:ef11b2aa-1e26-49b5-81ca-391a4aeac07c
Microsoft GUID syntax:           {EF11B2AA-1E26-49B5-81CA-391A4AEAC07C}
C++ struct syntax:               { 0xef11b2aa, 0x1e26, 0x49b5, { 0x81, 0xca, 0x39, 0x1a, 0x4a, 0xea, 0xc0, 0x7c } }

As OID (ISO/ITU-T 128 bits):     2.25.317777383786217900672719744514988359804
As OID (Microsoft):              1.2.840.113556.1.8000.2554.61201.45738.7718.18869.33226.3742282.15384700
As OID (Waterjuice 2x64 bits):   1.3.6.1.4.1.54392.1.17226746493388868021.9352350361277087868
As OID (Waterjuice 4x32 bits):   1.3.6.1.4.1.54392.2.4010914474.505825717.2177513754.1256898684
As OID (Waterjuice 8x16 bits):   1.3.6.1.4.1.54392.3.61201.45738.7718.18869.33226.14618.19178.49276

Interpretation of the UUID:

Variant:                         [0b10_] RFC 4122 (Leach-Mealling-Salz)
Version:                         [0x4] Random
Random bits:                     11101111 00010001 10110010 10101010 00011110 00100110 ????1001 10110101
                                 ??000001 11001010 00111001 00011010 01001010 11101010 11000000 01111100
Random bytes:                    [0xef11b2aa1e26?9b5?1ca391a4aeac07c]