Proxiphylline; Purophyllin; Monophylline; Spasmolysin; Brontyl; Sanwaphyllin; Sigophyl; Theoden; Thean; Theon; Oxypropyltheophylline; 7-(2-Hydroxypropyl)theophylline; Proxy-Retardoral; Hydroxypropyltheophylline; 7-(beta-Hydroxypropyl)theophylline; 2-Hydroxypropyl-7-theophylline; Theophylline, 7-(2-hydroxypropyl)-; Proxylphylline; 1,3-Dimethyl-7-(2-hydroxypropyl)xanthine; NSC 163343; CHEMBL37390; MLS000069521; .beta.-Hydroxypropyltheophylline; 7-(.beta.-Hydroxypropyl)theophylline; Proxiphyllinum; SMR000058629; DSSTox_CID_3536; 7-(.beta.-Hydroxypropyl)-1,3-dimethylxanthine; DSSTox_RID_77068; DSSTox_GSID_23536; Proxifilina; Proxyphyllinum; beta-Oxypropyltheophyllin; UNII-13G1DMN4P0; Proxifilina [INN-Spanish]; Proxyphyllinum [INN-Latin]; Proxyphylline [INN:BAN:JAN]; EINECS 210-028-7; Proxyfylline; Proxyphyllin; Spantin; 7-(-Hydroxypropyl)theophylline; 7-(beta-Hydroxypropyl)-1,3-dimethylxanthine; 13G1DMN4P0; Monophyllin (TN); NCGC00016521-01; Opera_ID_1170; Prestwick0_000890; Prestwick1_000890; Prestwick2_000890; Prestwick3_000890; Proxyphylline (JAN/INN); SCHEMBL35569; BSPBio_000680; 7-(2-hydroxypropyl)-1,3-dimethylpurine-2,6-dione; SPBio_002899; BPBio1_000748; 7-(b-Hydroxypropyl)theophylline; DTXSID5023536; HMS1570B22; HMS2097B22; HMS2233E08; HMS3371A07; HMS3886C07; Pharmakon1600-01505915; HY-B1742; KS-000017UY; Tox21_110471; BDBM50028190; KM0393; MFCD00022833; NSC163343; NSC759279; PDSP1_001132; PDSP2_001116; s4932; SBB058155; 3,3-dimethyl-1H-purine-2,6-dione; AKOS015967318; Tox21_110471_1; CCG-213993; CS-7727; DB13449; MCULE-2304226036; NSC-163343; NSC-759279; Proxyphylline; Monophylline, Spasmolysin; NCGC00018121-02; NCGC00018121-03; NCGC00018121-07; NCGC00179479-01; AS-11774; 7-(2-hydroxypropyl)-1,3-dimethylxanthine; SBI-0207057.P001; DB-053586; AB00513948; FT-0603485; ST50409303; D01771; AB00384297_13; SR-01000003009; Q7252904; SR-01000003009-2; W-105265; BRD-A28887267-001-03-7; 1,3-DIMETHYL-7-(2-HYDROXYPROPYL)-2,6-DIOXOPURINE