O=C1c2cc(O)ccc2Nc3c(ccc(NCCC(=O)NCCCCCCCCCCC(=O)OCC4OC(OCc5ccccc5)C(NC(=O)C)C(OC(C)C(=O)NC(C(C)C)C(=O)NC(CCC(=O)O)C(=O)N)C4O)c13)N(O)=O