I331133132333132233132333131121323132313231333132233132313123223311   >>    I33113313233313223313233313112132313231323133313223313231312322331   <<    I331133132333132233132333131121323132313231333132233132313123223313   >>      I331133132333132233132333131121323132313231333132233132313123223312   >>