new index	atom name	original index
1	C	3
2	C	4
3	C	11
4	C	1
5	C	9
6	C	7
7	C	2
8	C	6
9	C	5
10	C	12
11	N	8
12	O	10
13	O	13
14	O	14
15	H	16
16	H	17
17	H	21
18	H	22
19	H	15
20	H	19
21	H	18
22	H	20
23	H	23
