Using COC(=O)c1cc2c(cc1OC)CCn1c3c(c(-c4cccs4)c1-2)CCCCN(C(C)(C)C)C3=O to produce COc1cc2c(cc1C(=O)O)-c1c(-c3cccs3)c3c(n1CC2)C(=O)N(C(C)(C)C)CCCC3, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.