D331322332213233313233313232123313131323132322331323331323233231121   >>    D33132233221323331323331323212331313132313232233132333132323323112   <<    D331322332213233313233313232123313131323132322331323331323233231123   >>      D331322332213233313233313232123313131323132322331323331323233231122   >>