H123233313231333131333132233132313232233131133133313231323221211   >>    H12323331323133313133313223313231323223313113313331323132322121   <<    H123233313231333131333132233132313232233131133133313231323221213   >>      H123233313231333131333132233132313232233131133133313231323221212   >>