Using CCOC(=O)c1cccnc1CN1C(=O)C2(COc3cc4c(cc32)OCCO4)c2ccccc21, C1CCOC1 to produce O=C1COc2cc3c(cc2O1)C1(CO3)CN(Cc2ncccc2C(=O)O)c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.