iv0   = b'AAAAAAAAAAAAAAAA'
c0   = b'qLJlB8iNt9pioVHhGEhR6A=='
t0   = b'JbuJ6+lEIErRmtHXCN/ZdA=='
iv1   = b'AAAAAAAAAAAAAAAB'
c1   = b'lwrGpC+ybmjnT50EFufnB63sXJhDJY7gHmbPWgK73Vk='
t1   = b'8idE29Ih6LMi/9NVYHG0bw=='
iv2   = b'AAAAAAAAAAAAAAAC'
c2   = b'nvdbXkhEkCeNl/R8BRzYl3rUYGLj/m0j/2g+kIhgk02SapsIKjD3jRTbuDskS+sV'
t2   = b'/Wue2mm/NVw73CF0rEusDg=='
m3   = b'/sEauFABDJI1EEf0MmgIAf7BGrhQAQySNRBH9DJoCAH+wRq4UAEMkjUQR/QyaAgB/sEauFABDJI1EEf0MmgIAQ=='
iv3   = b'AAAAAAAAAAAAAAAD'
c3   = b'viV8Qk+xgVn9Oifdou+mht97VOPGpesdtv/3CeSDVj4MYCpRnukowQOR7fvGLnkEBKiUBIioBtVoseVVXnew0w=='
t3   = b'+XZti30Y78AKhtMy3h4pkQ=='
iv4   = b'AAAAAAAAAAAAAAAE'
c4   = b'8KY8vXolNfPLUq0Qz/kKIOylgb4wjlYHZSf7AYc1Pqeag8xJATZMwDbO/s04A8KTu67OV/rsdUymPf+9elLdNZF3IWQObU7d3E29c3YR79w='
t4   = b'2FHkAUb3p8Z796r0gsmfUQ=='
mChall = b'IBr0keGCMD1dntI?'