Using CC(C)(C)OC(=O)NCC(=O)NCc1c(-c2ccc3[nH]ncc3c2)nnn1Cc1ccccc1 to produce NCC(=O)NCc1c(-c2ccc3[nH]ncc3c2)nnn1Cc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.