Using O=C(O)/C=C/c1cnc2c(c1)OCC(=O)N2, CCCOc1c(CNC)cccc1OC to produce CCCOc1c(CN(C)C(=O)/C=C/c2cnc3c(c2)OCC(=O)N3)cccc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.