2-hydroxyethyl morpholine-4-carboxylate

2-(2-bromoethyl)-2-phenyl-1,3-dioxolane

2',3'-二氢-7'-甲基-5'-氧代-螺[1,3-二氧戊环-2,1'(5'H)-吲嗪]-6'-甲腈

2,2-dimethyl-1,3,2-dioxagermolane

2-(9-bromononyl)-1,3-dioxolane