Ethyl 2-(6'-cyano-5'-oxo-3',5'-dihydro-2'H-spiro[[1,3]dioxolane-2,1'-indolizin]-7'-yl)acetate
6-Methoxy-1,2,4,9-tetrahydrospiro[carbazole-3,2'-[1,3]dioxolane]
4-((1,3-Dioxolan-2-yl)methyl)-6-methoxypyrido[2,3-b]pyrazin-3(4H)-one
8-(Benzo[d][1,3]dioxol-5-yl)-1,4-dioxaspiro[4.5]decan-8-ol
1,2,4,9-Tetrahydrospiro[carbazole-3,2'-[1,3]dioxolane]
2-(2-Methyl-1,3-dioxolan-2-yl)-7-nitrodibenzo[b,d]furan
8-(3,5-Dibromophenyl)-1,4-dioxa-8-azaspiro[4.5]decane
2',4',6',7'-Tetrahydrospiro[[1,3]dioxolane-2,5'-indazole] hydrochloride
5-(1,3-Dioxolan-2-yl)-1H-pyrrolo[2,3-c]pyridine
3-(Benzo[d][1,3]dioxol-5-yl)-3-(1,4-dioxa-8-azaspiro[4.5]decan-8-yl)propanoic acid
4-Chloro-7-((2,2-dimethyl-1,3-dioxolan-4-yl)methyl)-7H-pyrrolo[2,3-d]pyrimidine
Spiro[cyclopenta[c]pyrrole-5(1H),2'-[1,3]dioxolane]-2(3H)-carboxylic acid
1',4',6',7'-Tetrahydrospiro[[1,3]dioxolane-2,5'-indazole]
