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