methyl 2-amino-3-[4-[bis(2-chloroethyl)amino]phenyl]propanoate

(4R,5R)-4,5-二(二甲氨基羰基)-2,2-二甲基二氧

(4-amino-2,2-dimethyl-3a,4,6,6a-tetrahydrofuro[3,4-d][1,3]dioxol-6-yl)methanol,4-methylbenzenesulfonic acid

2,2-二甲基-[1,3]二恶烷-5,5-二甲酸二乙酯

3-(2,2-dimethyl-1,3-dioxolan-4-yl)propan-1-ol