Using CCCn1c(=O)c2[nH]c(C3C4C5CC3C(COCc3ccccc3)(C(=O)O)C54)nc2n(CCC)c1=O to produce CCCn1c(=O)c2[nH]c(C3C4C5CC3C(CO)(C(=O)O)C54)nc2n(CCC)c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.