new index	atom name	original index
1	C	8
2	C	6
3	C	7
4	C	9
5	C	10
6	N	5
7	O	1
8	O	3
9	O	2
10	O	4
11	H	13
12	H	14
13	H	15
14	H	11
15	H	12
16	H	16
17	H	17
18	H	18
19	H	19