Using Clc1nn2c(-c3cccnc3)nnc2cc1N1CCCC1, Cn1ncnc1CO to produce Cn1ncnc1COc1nn2c(-c3cccnc3)nnc2cc1N1CCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.