julia> using CompoundPeriods, Dates
julia> cperiod = Day(5) + Hour(17) + Minute(35)
5 days, 17 hours, 35 minutes
julia> rperiod = reverse(cperiod)
35 minutes, 17 hours, 5 days
julia> cperiod == reverse(rperiod)
true
julia> min(cperiod), max(rperiod)
(35 minutes, 5 days)
julia> minmax(cperiod) == minmax(rperiod)
true