[H]N(C1=CC=C(C=C1)C(=O)OCC(CC)CCCC)C1=NC(=NC(=N1)N([H])C1=CC=C(C=C1)C(=O)OCC(CC)CCCC)N([H])C1=CC=C(C=C1)C(=O)OCC(CC)CCCC