Using NC1Cc2ccc3[nH]c(=O)c(=O)[nH]c3c2C1, CC(C)(C)OC(=O)N1CCC(C(=O)O)CC1 to produce CC(C)(C)OC(=O)N1CCC(C(=O)NC2Cc3ccc4[nH]c(=O)c(=O)[nH]c4c3C2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.