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Symmetries:
Mirror symmetric (diagonal plane)
Four configurations for this shape
(click on the image for building instructions):
1: 
[chiral, one flap, twin is nonconstructible, code: RRmRmUmLmLmRDm] cubechair
2: 
[chiral, no flaps, twin: 3, code: RRmUmDmRmUmRDm] [MP - 16/9/2014]
3: 
[chiral, no flaps, twin: 2, code: RRmDmUmRmDmRUm] [Luca Lussardi - 16/9/2014]
4: 
[chiral, one flap, twin is nonconstructible, code: RUmLmDmUmLmRDm] cubechair
