Table 2. Short H⋯H inter­atomic contacts (Å) in the title compound.

Contact	Distance	Symmetry operation
H21⋯H27A	2.26	−{1\over 2} + x, {1\over 2} − y, −{1\over 2} + z
H22⋯H27A	2.46	{1\over 2} − x, −{1\over 2} + y, {3\over 2} − z
H22⋯H4B	2.43	−1 + x, y, z