Using CCON1CCC(NC(=O)Cc2c(C)cc(C)cc2C)(C(=O)OC)CC1 to produce CCON1CCC2(CC1)NC(=O)C(c1c(C)cc(C)cc1C)=C2O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.