C111113331333132322331333133313331331121111121133133313121111121111331322121111   >>    C11111333133313232233133313331333133112111112113313331312111112111133132212111   <<    C111113331333132322331333133313331331121111121133133313121111121111331322121113   >>      C111113331333132322331333133313331331121111121133133313121111121111331322121112   >>