C111113331333132322331333133313331323132311211331311221123223321   >>    C11111333133313232233133313331333132313231121133131122112322332   <<    C111113331333132322331333133313331323132311211331311221123223323   >>      C111113331333132322331333133313331323132311211331311221123223322   >>