...
	Sb7-101	Sb7-102	Sb7-103	Sb7-104	Sb7-105
Sb7-106	Sb7-107	Sb7-108	Sb7-109
				...
Sb7-110	Sb7-111	Sb7-112	Sb7-113		Sb7-201	Sb7-202	Sb7-203
Sb7-204	Sb7-205	Sb7-206	Sb7-207	Sb7-208
Sb7-209	Sb7-210	Sb7-211	Sb7-212	Sb7-213	Sb7-214	Sb7-215