Using CC#CC(=O)OCC, COCc1ccc(Oc2cc(OC)c3[nH]c(C(N)=S)cc3c2)cn1 to produce CCOC(=O)CC1CN=C(c2cc3cc(Oc4ccc(COC)nc4)cc(OC)c3[nH]2)S1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.