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