C111113331333132322331333133313331333132313331333131133133313331321123123311   >>    C11111333133313232233133313331333133313231333133313113313331333132112312331   <<    C111113331333132322331333133313331333132313331333131133133313331321123123313   >>      C111113331333132322331333133313331333132313331333131133133313331321123123312   >>