Table 3. Specification of Intermolecular Hydrogen Bonds Observed in the EC-BTA Cocrystal.

D–H···A	D–H (Å)	H···A (Å)	angle (deg)	symmetry
O6B–H12B···O4B	0.819	2.020	147.14	x, −1 + y, 1 + z
O6A–H12A···O4A	0.822	2.067	145.66	x, −1 + y, 1 + z
O3A–H6A···O2B	0.821	1.935	171.49	x, y, z
O3B–H6B···O2A	0.949	1.784	175.03	x, 1 + y, −1 + z
O4B–H8B···O1C	0.822	1.955	156.51	2 + x, y, 1 + z
O4A–H8A···O3C	0.796	2.030	155.80	x, y, z
O3D···H2C–N2C	0,860	2.067	164.00	x, y, z
N1D–H1D···O2C	0.860	2.167	158.46	–1 + x, y, z
π···π	distance in face-to-face stacking
C5A···C3C	3.387			x, −1 + y, z
C4A···C2C	3.384			x, −1 + y, z
C7A···C1C	3.385			x, −1 + y, z
C2D···C11A	3.362			x, −1 + y, z