Using CCCc1ncc(CO)s1, CCCCCCCCCCCc1cnc(-c2ccc(O)cc2)nc1 to produce CCCCCCCCCCCc1cnc(-c2ccc(OCc3cnc(CCC)s3)cc2)nc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.