Using COc1ccc(CN2CCc3c(c(OC)c(=O)n(C)c3C(=O)N(C)C)C2=O)cc1 to produce CN(C)C(=O)c1c2c(c(O)c(=O)n1C)C(=O)NCC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.