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