Nature

1 cof	2 sdr	3 sdr	4 cof
5 sdr	6 sdr	7 oznor	8 sdr
9 sdr	10 cof	11 cof	12 cof
13 ozedf	14 cof	15 ozedf	16 cof
17 cof	18 cof	19 cof	20 burst