Using CCOP(=O)(C=CC1CC(OC(=O)c2ccccc2)C(n2cnc3c(NC)ncnc32)O1)OCC to produce CNc1ncnc2c1ncn2C1OC(C=CP(=O)(O)O)CC1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.