1canonical:        2001-12-15T02:59:43.1Z
2valid iso8601:    2001-12-14t21:59:43.10-05:00
3space separated:  2001-12-14 21:59:43.10 -5
4no time zone (Z): 2001-12-15 2:59:43.10
5date (00:00:00Z): 2002-12-14
6