21
 
N     1.2569396    1.6366188   -0.1579736 
C     1.5279278    0.3646541    0.5220475 
C     1.8271724   -0.7150349   -0.5106054 
O     1.2403116   -1.7531558   -0.5863329 
H     1.2563597    2.3930494    0.5177923 
O     2.8270001   -0.3491600   -1.3006063 
H    -0.5192053    1.3000603   -0.7666081 
H     2.4073488    0.4275363    1.1803940 
C     0.3284202   -0.0366458    1.3813358 
C    -0.9190690   -0.2232048    0.5880660 
H     0.1658881    0.7357756    2.1412841 
H     0.5475366   -0.9567026    1.9240632 
C    -1.9469238   -1.1021560    0.6900476 
N    -1.2126143    0.5837623   -0.4815170 
H    -2.1138719   -1.9151943    1.3762460 
H    -3.6863534   -1.2862555   -0.5153483 
C    -2.3567054    0.2201533   -1.0281579 
N    -2.8216463   -0.8002951   -0.3236950 
H    -2.8291512    0.6682504   -1.8870715 
H     1.9887049    1.8544408   -0.8249612 
H     3.0319307   -1.0464964   -1.9383992 
