90.下列各组费歌尔投影式中,两个投影式相同的是 ()-|||-COOH COOH CHO CHO-|||-A. (H)_(3)-Cl -Cl 和 Cl- C6H5 B. H OH 和 H CH2NH2-|||-C6H5 CH3 CH2NH 2 OH-|||-C2H5 H CH3 COOH-|||-C. H -Br 和HOCH2 C2H5 D. H2N- COOH 和 CH3 H-|||-CH2 OH Br H NH2