I3313232213112113313132333133313231323223313232111122112323211231   >>    I331323221311211331313233313331323132322331323211112211232321123   <<    I3313232213112113313132333133313231323223313232111122112323211233   >>      I3313232213112113313132333133313231323223313232111122112323211232   >>