<ct:h12lz> Inserts hour (e.g., 03) into the currently active window.

Command Tree:   Text, Date & Time, Keys  \  More Date & Time  \  Current time: Hour (12)(leading zero)
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Syntax:   <ct:h12lz>(Shift)
Shift
The time shift in minutes relative to the current time.  0 for no shift, -1 for time one minute back, +1 for time one minute later, etc. 
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Example:   Current time hour: <ct:h12lz>(0)<enter>One minute later it will be hour: <ct:h12lz>(1)