C1111121111331311211331333133313331323132322331311331323223323231   >>    C111112111133131121133133313331333132313232233131133132322332323   <<    C1111121111331311211331333133313331323132322331311331323223323233   >>      C1111121111331311211331333133313331323132322331311331323223323232   >>