Topiramate EP Impurity D

Chemical Name: 2,3:4,5-bis-O-(propan-2,2-diyl)-beta-D-fructopyeanose 1-[N-[[[2,3:4,5-bis-O-(propan-2,2-diyl)-beta-D-fructopyranosyl]oxy]carbamoyl]sulfamate]

Smile: O=C(OC[C@]1(OC(C)(C)O2)[C@@H]2[C@H]3[C@H](OC(C)(C)O3)CO1)NS(OC[C@@]45OC[C@@H](OC(C)(C)O6)[C@@H]6[C@@H]4OC(C)(C)O5)(=O)=O