C14H15N3O2
Exact Mass: 257.12
Mol. Wt.: 257.29
m/e: 257.12 (100.0%), 258.12 (15.4%), 259.12 (1.7%), 258.11 (1.1%)
C, 65.35; H, 5.88; N, 16.33; O, 12.44
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