(2R,4S)-4-[5-(3-叔丁氧羰基丙氧基)嘧啶-2-基]氨基-2-乙基-6-三氟甲基-3,4-二氢-2H-喹啉-1-羧酸乙酯甲磺酸盐 [ 3026251-30-6 ]