H3313331313213231323131323132322331323223313311213231133132311321   >>    H331333131321323132313132313232233132322331331121323113313231132   <<    H3313331313213231323131323132322331323223313311213231133132311323   >>      H3313331313213231323131323132322331323223313311213231133132311322   >>