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