Convert from bicron to verst

Unit Definition (bicron)
The Bicron is an obsolete metric unit of distance, which was defined as 10e-12 meter or 10e-6 micron. This distance is now called a picometer or picometre (pm). The name is a reference to the double prefix "micro-micron".

Unit Definition (verst)
An obsolete Russian unit of length. It is defined as being 500 sazhen long, which makes a verst equal to 3500 feet (1066.8 metres).