Using CCOCn1cnc2c1c(=O)[nH]c(=O)n2C, CCOP(=O)(CCCCCl)OCC to produce CCOCn1cnc2c1c(=O)n(CCCCP(=O)(OCC)OCC)c(=O)n2C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.