Showing structure for C=C1[C@H](O)[C@@]23CC[C@@H]4[C@H](C(=O)O)C[C@@H](O[C@@H]5O[C@H](C(=O)O[Si](C)(C)C(C)(C)C)[C@@H](O)[C@H](O)[C@H]5O)C[C@@]4(C)[C@@H]2CC[C@@H]1C3