Hello,
Don't know if will help you with this specific issue, however, something to investigate when dealing with date/time formats is
DateTime
regexes
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Nothing in the world can take the place of persistence. Talent will not; nothing is more common than unsuccessful men with talent. Genius will not; unrewarded genius is almost a proverb. Education will not; the world is full of educated derelicts. Persistence and determination are omnipotent. The slogan "press on" has solved and always will solve the problems of the human race.
-- Calvin Coolidge, 30th President of the USA.