CC[C@@]1(O)C[C@H](OC2CC(N(C)C)C(O)C(C)O2)c2c(O)c3c(c(O)c2[C@H]1OC1CC(N(C)C)C(O)C(C)O1)C(=O)c1cccc(O)c1C3=O
The donor in a hydrogen bond is usually a strongly electronegative atom such as N, O, or F that is covalently bonded to a hydrogen bond. How many hydrogen bond donors does the molecule have?