C1111121111331311211331333131333132313331333133313331323132231221   >>    C111112111133131121133133313133313231333133313331333132313223122   <<    C1111121111331311211331333131333132313331333133313331323132231223   >>      C1111121111331311211331333131333132313331333133313331323132231222   >>