Using CCOC(=O)c1cn(CC)c2nc(N3CCN(C(C)=O)CC3)ncc2c1=O to produce CCn1cc(C(=O)O)c(=O)c2cnc(N3CCNCC3)nc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.