[H]C(N)(CCCCNCN=C(O)C1=C(O)C([H])(N(C)C)C2([H])C([H])(O)C3([H])C([H])(C(=O)C4=C(C=CC=C4O)[C@@]3(C)O)C(=O)[C@]2(O)C1=O)C(O)=O