(5'R,3S,2R,4''aR)-4,5,3',4',3'',4'',4a'',5'',6'',7'',8'',8a''-Dodecahydro-5''α-(hydroxymethyl)-2''α,5'',8''aβ-trimethyldispiro[furan-3(2H),2'(5'H)-furan-5',1''(2''H)-naphthalene]-2,6''β-diol CAS NO 53823-01-1

Spiro CAS NO 171-77-7

1-Oxa-7-Aza-Spiro[4.4]Nonane CAS NO 176-12-5

Spiro[Bicyclo[2.2.1]Heptane-2,2-[1,3]Dioxolane] (9Ci) CAS NO 172-67-8

1,6-Dioxaspiro[4.4]Nonane CAS NO 176-25-0

Spiro[Bicyclo[2.2.1]Heptane-2,2-[1,3]Oxathiolane] (9Ci) CAS NO 172-68-9

1,4-Dioxa-7-Aza-Spiro[4.4]Nonane CAS NO 176-33-0

1,4-Dioxa-7-Thiaspiro[4.4]Nonane CAS NO 176-35-2

1',2'-Dihydrospiro[Cyclopropane-1,3'-Indole] CAS NO 174-66-3

1,4-Dithiaspiro[4.4]Nonane(7Ci,8Ci,9Ci) CAS NO 176-39-6

Spirobicyclobutane CAS NO 174-74-3

1,4,7-Trithia-Spiro[4.4]Nonane CAS NO 176-41-0

2-Oxaspiro[3,3]Heptane CAS NO 174-75-4

1,1'-Spirobipyrrolidinium CAS NO 176-49-8

Oxaspiropentane CAS NO 157-41-5

2,6-Diazaspiro[3.3]Heptane CAS NO 174-77-6

1,4,6,9-Tetraoxa-5$L^{4}-Telluraspiro[4.4]Nonane CAS NO 176-57-8

5-Oxaspiro[2,3]Hexane CAS NO 157-46-0

2-Oxa-6-Azaspiro[3.3]Heptane CAS NO 174-78-7

Spiro[4.5]Decane CAS NO 176-63-6

1-Oxaspiro[2.3]Hexane CAS NO 157-48-2