I33113313233313223313233313112132313231323133313223313232213231311311   >>    I3311331323331322331323331311213231323132313331322331323221323131131   <<    I33113313233313223313233313112132313231323133313223313232213231311313   >>      I33113313233313223313233313112132313231323133313223313232213231311312   >>