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