= 1979-05-27T07:32:00Z
 = 1979-05-27T00:32:00-07:00
 = 1979-05-27T00:32:00.999999-07:00
 = 1979-05-27 07:32:00Z
 = 1979-05-27T07:32:00
 = 1979-05-27T00:32:00.999999
= 1979-05-27
= 07:32:00
= 00:32:00.999999

# lower
 = 1987-07-05t17:45:00z