I3313232213112113313132333133313231333133322331323133313331311331323132312231   >>    I331323221311211331313233313331323133313332233132313331333131133132313231223   <<    I3313232213112113313132333133313231333133322331323133313331311331323132312233   >>      I3313232213112113313132333133313231333133322331323133313331311331323132312232   >>