new index	atom name	original index
1	C	7
2	C	6
3	C	8
4	C	5
5	C	2
6	C	3
7	C	4
8	C	1
9	O	9
10	O	10
11	O	11
12	H	16
13	H	15
14	H	17
15	H	14
16	H	12
17	H	13
18	H	18
19	H	19
