new index	atom name	original index
1	C	8
2	C	9
3	C	6
4	C	7
5	C	10
6	N	5
7	N	4
8	O	1
9	O	2
10	O	3
11	H	11
12	H	12
13	H	13
14	H	15
15	H	14
16	H	16
