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1
| Rhif Cyfresol. | Enw'r cynhyrchion | Rhif CAS | Dosbarthiad |
| 1 | N1-Methylpseudouridine | 13860-38-3 | Niwcleosid |
| 2 | Pseudouridine | 1445-07-4 | Niwcleosid |
| 3 | 3'-O-Methylguanosine | 10300-27-3 | Niwcleosid |
| 4 | 2'-Deoxyadenosine | 958-09-8 | Niwcleosid |
| 5 | 2'-Deoxycytidine | 951-77-9 | Niwcleosid |
| 6 | 2'-Deoxyuridine | 951-78-0 | Niwcleosid |
| 7 | 2'-Deoxyguanosine | 961-07-9 | Niwcleosid |
| 8 | 2,2'-O-Cyclouridine | 3736-77-4 | Niwcleosid |
| 9 | 2'-O-Methyluridine | 2140-76-3 | Niwcleosid |
| 10 | 2'-Deoxythymidine- 5'- halen disodiwm monoffosffad | 33430-62-5 | Niwcleosid |
| 11 | Halen 2'-Deoxyuridine -5'-monophosphatedisodium | 42155-08-8 | Niwcleosid |
| 12 | Halen disodiwm 2'-Deoxyguanosine- 5'-monoffosffad | 33430-61-4 | Niwcleosid |
| 13 | Halen sodiwm 2'-Deoxyadenosine -5'-monoffosffad | 2922-74-9 | Niwcleosid |
| 14 | Asid rhydd 2'-Deoxyadenosine -5'-monoffosffad | 653-63-4 | Niwcleosid |
| 15 | Asid 2'-Deoxycytidine-5'-monophosphatefree | 1032-65-1 | Niwcleosid |
2
| Rhif Cyfresol. | Enw Cynnyrch | Rhif CAS | Dosbarthiad |
| 16 | Asid 5'-Guanylic, 7-methyl-, monoanhydride gydag asid 1H-imidazol-1-ylphosphonic, halen disodiwm | 852155-68-1 | Niwcleosid |
| 17 | N7-methyl-Guanosine-5'-triphosphate-5'-Guanosine | 62828-64-2 | Niwcleosid |
| 18 | Guanosine-5'-triphosphate-5'-Guanosine | 6674-45-9 | Niwcleosid |
| 19 | N7-methyl-Guanosine-5'-triphosphate-5'-Adenosine | 62828-63-1 | Niwcleosid |
| 20 | Guanosine-5'-triphosphate-5'-Adenosine | 10527-47-6 | Niwcleosid |