Using CC1(C)OB(c2ccc(NC(=O)NC3CC3)cc2)OC1(C)C, Clc1ccnc(N2CCOCC2)n1 to produce O=C(Nc1ccc(-c2ccnc(N3CCOCC3)n2)cc1)NC1CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.