C111113331333132322331333133313331323132311211331323123231323132313223331   >>    C11111333133313232233133313331333132313231121133132312323132313231322333   <<    C111113331333132322331333133313331323132311211331323123231323132313223333   >>      C111113331333132322331333133313331323132311211331323123231323132313223332   >>