D33131231211132322233231323132313232213231323223313223313231333131333111   >>    D3313123121113232223323132313231323221323132322331322331323133313133311   <<    D33131231211132322233231323132313232213231323223313223313231333131333113   >>      D33131231211132322233231323132313232213231323223313223313231333131333112   >>