Using CN, CC1=C(N2CCC3(CCN(CC(=O)c4ccc5c(c4C)COC5=O)CC3)C2=O)COC1=O to produce CNC(CN1CCC2(CC1)CCN(C1=C(C)C(=O)OC1)C2=O)c1ccc2c(c1C)COC2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.