D23331313331322132313232233131313231333131313232213231323223331   >>    D2333131333132213231323223313131323133313131323221323132322333   <<    D23331313331322132313232233131313231333131313232213231323223333   >>      D23331313331322132313232233131313231333131313232213231323223332   >>