C111112111133131121133133313331333133313331322121111331323133313332211   >>    C11111211113313112113313331333133313331333132212111133132313331333221   <<    C111112111133131121133133313331333133313331322121111331323133313332213   >>      C111112111133131121133133313331333133313331322121111331323133313332212   >>