C111113331333132322331333133313331331121111121133133313123123321   >>    C11111333133313232233133313331333133112111112113313331312312332   <<    C111113331333132322331333133313331331121111121133133313123123323   >>      C111113331333132322331333133313331331121111121133133313123123322   >>