I3313232123313131333131232313231333132313231322331323133313223313231221   >>    I331323212331313133313123231323133313231323132233132313331322331323122   <<    I3313232123313131333131232313231333132313231322331323133313223313231223   >>      I3313232123313131333131232313231333132313231322331323133313223313231222   >>