Using COc1ccc(CC2(NCC(O)c3ccc(OCc4ccccc4)c4[nH]c(=O)ccc34)CC2)cc1 to produce COc1ccc(CC2(NCC(O)c3ccc(O)c4[nH]c(=O)ccc34)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.