D331122213231333131313231322331323223313231333132313331323221111   >>    D33112221323133313131323132233132322331323133313231333132322111   <<    D331122213231333131313231322331323223313231333132313331323221113   >>      D331122213231333131313231322331323223313231333132313331323221112   >>