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