Using CCOC(=O)c1cn2c3c(c(OC4CCN(C(=O)OC(C)(C)C)C4)c(F)cc3c1=O)OCC2C to produce CC1COc2c(OC3CCNC3)c(F)cc3c(=O)c(C(=O)O)cn1c23, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.