Using COc1ccc(COc2cccc(OCC3CC3)c2-c2cc(NCCNC(=O)OC(C)(C)C)c3c(n2)NC(=O)OC3)cc1 to produce NCCNc1cc(-c2c(O)cccc2OCC2CC2)nc2c1COC(=O)N2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.