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