CC(=O)OCc1nccnc1N    mol25772    0_1
CC(=O)OCc1[nH+]ccnc1N    mol25772    1_1
CC(=[OH+])OCc1nccnc1N    mol25772    1_2
CC(=O)OCc1nccnc1[NH3+]    mol25772    1_3
CC(=O)OCc1ncc[nH+]c1N    mol25772    1_4