CCCCN1C(=N)N([C@@H](CCC)CN2CCC[C@H]2CN2C(N)=NC[C@H]2CC(C)C)C[C@H]1Cc1ccccc1
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?