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