I3313232213112113313132333133313231323221323132313331323132313232212131   >>    I331323221311211331313233313331323132322132313231333132313231323221213   <<    I3313232213112113313132333133313231323221323132313331323132313232212133   >>      I3313232213112113313132333133313231323221323132313331323132313232212132   >>