Smile:
c1(c(c2c(cc1O)C(=O)OCC1[C@H](OC(=O)c3c2c(c(c(c3)O)O)O)C([C@H](C(O1)OC(=O)c1cc(c(c(c1)O)O)Oc1c(cc(c(c1O)O)O)C(=O)O[C@@H]1C([C@H](C2C(O1)COC(=O)c1c(c(c(c(c1)O)O)O)c1c(C(=O)O2)cc(c(c1O)O)O)OC(=O)c1cc(c(c(c1)O)O)O)OC(=O)c1cc(c(c(c1)O)O)O)OC(=O)c1cc(c(c(c1)O)O