C31321211113313121133133313331333133313223313231333132213111221   >>    C3132121111331312113313331333133313331322331323133313221311122   <<    C31321211113313121133133313331333133313223313231333132213111223   >>      C31321211113313121133133313331333133313223313231333132213111222   >>