C111113331333132322331333133313331333133313333331333133313222121221   >>    C11111333133313232233133313331333133313331333333133313331322212122   <<    C111113331333132322331333133313331333133313333331333133313222121223   >>      C111113331333132322331333133313331333133313333331333133313222121222   >>