一二三四区视频,亚洲少妇熟女色,日本久热无码视频网,欧美国产日韩大尺度,亚洲a视频,久久少妇一区二区,日韩999无码视频,刺激久久久久久久,啊啊啊啊不要啊在线

(R)-benzyl 2-isopropyl-3-oxo-3,4-dihydropyrazine-1(2H)-carboxylate

(R)-benzyl 2-isopropyl-3-oxo-3,4-dihydropyrazine-1(2H)-carboxylate ??? ???
?? ??:
1456693-01-8
???:
(R)-benzyl 2-isopropyl-3-oxo-3,4-dihydropyrazine-1(2H)-carboxylate
???(??):
(R)-benzyl 2-isopropyl-3-oxo-3,4-dihydropyrazine-1(2H)-carboxylate;1(2H)-Pyrazinecarboxylic acid, 3,4-dihydro-2-(1-methylethyl)-3-oxo-, phenylmethyl ester, (2R)-
CBNumber:
CB63137488
???:
C15H18N2O3
??? ??:
274.32
MOL ??:
1456693-01-8.mol

(R)-benzyl 2-isopropyl-3-oxo-3,4-dihydropyrazine-1(2H)-carboxylate ??

??

(R)-benzyl 2-isopropyl-3-oxo-3,4-dihydropyrazine-1(2H)-carboxylate C??? ??, ??, ??

(R)-benzyl 2-isopropyl-3-oxo-3,4-dihydropyrazine-1(2H)-carboxylate ?? ?? ? ???

???

?? ??

(R)-methyl 1-isopropyl-7-(methylsulfonyl)-1,2,3,4-tetrahydrobenzo[4,5]imidazo [1,2-a]pyrazine-8-carboxylate

(R)-benzyl 2-isopropyl-3-oxo-3,4-dihydropyrazine-1(2H)-carboxylate ?? ??

???( 2)?? ??
??? ?? ??? ?? ?? ? ??
Jinan elephant international trading co., LTD
13006575422@163.com China 6355 58
Dezhou LonWel Pharmaceutical Technology Co., Ltd. 13761310616
 39324283@qq.com China 1372 58
Copyright 2019 ? ChemicalBook. All rights reserved
海林市| 昭觉县| 应城市| 措美县| 白银市| 蓬莱市| 浑源县| 南溪县| 新乡县| 遂昌县| 法库县| 天峻县| 涪陵区| 永定县| 盐津县| 南康市| 大城县| 金湖县| 吴堡县| 衡南县| 滦南县| 临海市| 深水埗区| 南阳市| 克山县| 砚山县| 民丰县| 建瓯市| 辰溪县| 墨竹工卡县| 福海县| 如皋市| 铁力市| 容城县| 屏东市| 垦利县| 本溪市| 尼勒克县| 三门县| 灵寿县| 通榆县|