H3313331313213231323131323132322331323223313311213231313232213111   >>    H331333131321323132313132313232233132322331331121323131323221311   <<    H3313331313213231323131323132322331323223313311213231313232213113   >>      H3313331313213231323131323132322331323223313311213231313232213112   >>