C111113331333132322331333133313331333133313121111331333132313331333112111321   >>    C11111333133313232233133313331333133313331312111133133313231333133311211132   <<    C111113331333132322331333133313331333133313121111331333132313331333112111323   >>      C111113331333132322331333133313331333133313121111331333132313331333112111322   >>