D331122213231333131333131322331313331323132233132313232123313233231111   >>    D33112221323133313133313132233131333132313223313231323212331323323111   <<    D331122213231333131333131322331313331323132233132313232123313233231113   >>      D331122213231333131333131322331313331323132233132313232123313233231112   >>