C3132121111331312113313331333133313311211113313331333133313331323223313222331   >>    C313212111133131211331333133313331331121111331333133313331333132322331322233   <<    C3132121111331312113313331333133313311211113313331333133313331323223313222333   >>      C3132121111331312113313331333133313311211113313331333133313331323223313222332   >>