H12323331323133313133313223313231131323132322331323131232212221   >>    H1232333132313331313331322331323113132313232233132313123221222   <<    H12323331323133313133313223313231131323132322331323131232212223   >>      H12323331323133313133313223313231131323132322331323131232212222   >>