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