| 1 | 228-07-9 | | Benzo[g]-1,3-dioxolo[4,5-a]quinolizinium (8CI,9CI) | C14H10NO2 | | |
| 2 | 228-14-8 | | Anthra[1,2-c:5,6-c']bis[1,2,5]oxadiazole (7CI,8CI,9CI) | C14H6N4O2 | | |
| 3 | 228-170-3 | 美海屈林萘二磺酸盐 | Mebhydrolin napadisylate | C48H48N4O6S2 | | |
| 4 | 228-61-5 | Furo[3,2:3,4]naphtho[1,2-d]thiazole (8CI,9CI) | Furo[3,2:3,4]naphtho[1,2-d]thiazole (8CI,9CI) | C13H7NOS | | |