D-erythro-Pentaric acid, 3,4-dideoxy-4-methyl-, 5,2-lactone, 1-methyl ester
CAS No. 284494-70-8
D-erythro-Pentaric acid, 3,4-dideoxy-4-methyl-, 5,2-lactone, 1-methyl ester
2,5-二甲基-4-氧代-3,4-二氢噻吩并[2,3-D]嘧啶-6-甲酸乙酯
PF-82 23903-11-9
1-乙酰基-1H-吲唑-5-羧酸甲酯