[H]C(C(SCC(N=C(O)CCC(N)C(O)=O)C(O)=NCC(O)=O)C(C)(O)C(\[H])=C(/[H])C1=C(C)C=C(OC)C(C)=C1C)=C([H])C(\C)=C(\[H])C(O)=O