Material Name:	PST-33
	Chemical Formula:	|ASN+1.3Na2.7| [Si19.3Al4.7O48]-PTT ASN+ = C8H16N+= 5-azoniaspiro[4.4]nonane SMILES: C1CC[N+]2(C1)CCCC2 Images:  stick or Show Model
	Unit Cell:	trigonal	P -3 (# 147)
		a' = 12.9952 Å	b' = 12.9952 Å	c' = 10.1770 Å
		α' = 90.000°	β' = 90.000°	γ' = 120.000°
	Framework Density:	16.1 T/1000 Å3

Channels:

[001] 8 3.3 x 5.3** Dimensionality   Sorption (molecular cross section > 3.4Å): 0-dimensional   Topological (pore opening > 6-ring): 2-dimensional

	References:
		Lee, H., Choi, W., Choi, H.J., Hong, S.B.
			"PST-33: A Four-Layer ABC-6 Zeolite with the Stacking Sequence AABC"
			ACS Materials Lett., 2, 981-985 (2020)

	Name and Code derivation:
		POSTECH, Pohang (Korea) - thirty-three   PST-33 (thirty-three)   PTT