Using COC(=O)CC(=O)OC, Nc1n[nH]c(N)c1Cc1cccc2ccccc12 to produce Nc1nn2c(c1Cc1cccc3ccccc13)NC(=O)CC2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.