D132311233131333132233131322331313232213231323133112323132313232111   >>    D13231123313133313223313132233131323221323132313311232313231323211   <<    D132311233131333132233131322331313232213231323133112323132313232113   >>      D132311233131333132233131322331313232213231323133112323132313232112   >>