H123233313231333131333132233132311313231323223313231323212331321   >>    H12323331323133313133313223313231131323132322331323132321233132   <<    H123233313231333131333132233132311313231323223313231323212331323   >>      H123233313231333131333132233132311313231323223313231323212331322   >>