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Contacts: Mrs.zhangChat Mobile: 86-13735782060 E-mail: WeChat: 1063499812 Address: 40446 , 6 Street, 3 F, 73 Gate, International Trade Mart (District 4). Address: Yiwu,Jinhua City,Zhejiang Province Related items christmas red and green ribbon christmas gift decoration flowers package...
those from N1 to C6 atoms show distinct odd alternant system, and two oxygens (O2 and O3) of the carboxyl group aredecreased. The group charges of N1 of colored forms are positive, while those of the colorless forms are negative. Coloredforms make networks of X–H…Y contacts with an...