H3313331313213231323131323132322331323223313331321123121211123231   >>    H331333131321323132313132313232233132322331333132112312121112323   <<    H3313331313213231323131323132322331323223313331321123121211123233   >>      H3313331313213231323131323132322331323223313331321123121211123232   >>