Using Cc1c(C(C)CN2CCNCC2)ccc2c1COC2=O, Cc1c(CC=O)ccc2c1COC2=O to produce Cc1c(CCN2CCN(CC(C)c3ccc4c(c3C)COC4=O)CC2)ccc2c1COC2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.