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