I3311331323331322331323331311213231323132313331322331323331323133112312321   >>    I331133132333132233132333131121323132313231333132233132333132313311231232   <<    I3311331323331322331323331311213231323132313331322331323331323133112312323   >>      I3311331323331322331323331311213231323132313331322331323331323133112312322   >>