18.Predict the major product of the following reaction. CHO HO-H HO-H C.HsNHNH2 (>3 equivalents) H- H CHCH2OH CH2OH Heat A) HoNNHC6H5 HO- HO- 一H -OH -OH CH2OH B H-C 1-0H CHOH C) H、 HO- H HO- -OH H -OH H-CSNNHCgHs D) - E) Page 14Page 14 18. Predict the major product of the following reaction. ? HO CHO H HO H H OH H OH CH2OH CH3CH2OH C6H5NHNH2 (>3 equivalents) Heat A) HO C H HO H H OH H OH CH2OH H NNHC6H5 B) C O HO H H OH H OH CH2OH H NNHC6H5 C) HO C H HO H H OH H OH C H NNHC6H5 H NNHC6H5 D) C NNHC6H5 HO H H OH H OH CH2OH H NNHC6H5 E)