2C 21:1
2C 21:2
2C 21:3
2C 21:4
2C 21:5
2C 21:6
2C 21:7
2C 21:8
2C 21:9
2C 21:10
2C 21:11
2C 21:12
2C 21:13
2C 21:14
2C 21:15
2C 21:16
2C 21:17
2C 21:18
2C 21:19
2C 21:20