Using COC(=O)c1ccc2c(c1)nc(Cc1ccco1)n2C1CCCCC1C to produce CC1CCCCC1n1c(Cc2ccco2)nc2cc(C(=O)O)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.