二羟丙茶碱USP33原料药479-18-5 diprophylline喘定; 甘油茶碱，新赛林中文名称： 二羟丙茶碱二羟丙茶碱原料药479-18-5 diprophylline喘定; 甘油茶碱，新赛林中文别名： 喘定; 甘油茶碱; 丙羟茶碱; 新赛林 二羟丙茶碱原料药479-18-5 diprophylline喘定; 甘油茶碱，新赛林英文名称： diprophylline二羟丙茶碱原料药479-18-5 diprophylline喘定; 甘油茶碱，新赛林英文别名： 7-(2,3-Dihydroxypropyl)theophylline; Airet; Dilor; Dyphylline; Emfaseem; Lufyllin-EPG; Neothylline; ; 7-[(2S)-2,3-dihydroxypropyl]-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione; 二羟丙茶碱原料药479-18-5 diprophylline喘定; 甘油茶碱，新赛林7-[(2R)-2,3-dihydroxypropyl]-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione