H12323331323133313133313223313231323133313233311221123113232111   >>    H1232333132313331313331322331323132313331323331122112311323211   <<    H12323331323133313133313223313231323133313233311221123113232113   >>      H12323331323133313133313223313231323133313233311221123113232112   >>