Using O=C(OCCOCCl)c1ccccc1, Clc1ncnc2nc[nH]c12 to produce O=C(OCCOCn1cnc2c(Cl)ncnc21)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.