I3313232213112113313132333133313231323223313223313331323132313231221   >>    I331323221311211331313233313331323132322331322331333132313231323122   <<    I3313232213112113313132333133313231323223313223313331323132313231223   >>      I3313232213112113313132333133313231323223313223313331323132313231222   >>