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