... The temp was slowly increased to 11j0 arid mair~taiIictl ill thi. range for 30 min. Aftel. coolii~g, Page 4. NOTES Journal of Medicinal Chemistry, 1971, Vol. 14, No. 6 549 H2O was added to ppt 4.4 g of 11. Other compds in Table I1 were obtained by this method. ...